DJI Matrice 4E, 4T, 4D and 4TD in Canada: Key Differences and Applications
The four names look similar, but they belong to two different DJI product families. Matrice 4E and 4T are compact, foldable aircraft for conventional field deployment. Matrice 4D and 4TD are larger, non-folding, IP55 aircraft designed for DJI Dock 3 and can also be used with DJI RC Plus 2 Enterprise.
Within each family, the non-thermal model—M4E or M4D—uses a 20 MP 4/3 wide camera with a mechanical shutter for mapping. The thermal model—M4T or M4TD—adds a radiometric thermal camera and NIR auxiliary light. This guide uses current Matrice 4 Series specifications, Dock 3 and Matrice 4D Series specifications and Transport Canada operating categories.
Field + mapping: M4E. Field + thermal: M4T. Dock + mapping: M4D. Dock + thermal: M4TD.
Start With the Product Family, Not the Camera
The biggest decision is how the aircraft will be deployed. Portability and conventional field work point to Matrice 4E/4T. Recurring remote operations and Dock 3 point to Matrice 4D/4TD.
Compact Field Deployment
The foldable M4E and M4T have a standard takeoff weight of 1,219 g, up to 49 minutes of DJI-rated flight time and a −10°C to 40°C operating range. They have built-in RTK but no standard ingress-protection rating; DJI states they are not waterproof.
Choose this family when: crews travel between sites, launch from a case, work within a conventional field workflow and do not need Dock 3 compatibility.
Dock 3 and Weather-Resistant Operations
The non-folding M4D and M4TD weigh 1,850 g, are rated IP55, operate from −20°C to 50°C and have up to 54 minutes of DJI-rated flight time. They are designed for Dock 3 and can also be flown with RC Plus 2 Enterprise after compatible firmware is installed.
Choose this family when: recurring routes, remote launch, faster response, all-weather infrastructure or a fixed operating site justify the added system complexity.
Mechanical-Shutter Photogrammetry
Both mapping models use a 20 MP 4/3 CMOS wide camera with an adjustable f/2.8–f/11 aperture and mechanical shutter. DJI identifies the 4E and 4D wide cameras as the cameras in these families that support mapping without ground control points when RTK is enabled and all workflow conditions are met.
Radiometric Thermal and Low-Light Work
Both thermal models add a native 640 × 512 radiometric thermal camera, NIR auxiliary light and stronger low-light visual capability. The 4TD adds the larger family’s IP55 airframe, wider temperature envelope, lens defogging and Dock 3 deployment model.
Compatibility rule: DJI Dock 3 supports Matrice 4D and 4TD—not Matrice 4E or 4T. The two families use different aircraft batteries and should not be treated as the same airframe with different cameras.
Verified Four-Model Comparison
These are manufacturer specifications under DJI’s stated test conditions. Real endurance, sensing, thermal measurement and communications performance depend on weather, payload, interference, battery condition, terrain and mission profile.
| Specification | DJI Matrice 4E | DJI Matrice 4T | DJI Matrice 4D | DJI Matrice 4TD |
|---|---|---|---|---|
| Primary role | Field mapping and visual inspection | Field thermal, public-safety and low-light work | Dock-enabled mapping and recurring visual capture | Dock-enabled thermal, public-safety and low-light work |
| Deployment model | Foldable field aircraft | Foldable field aircraft | Non-folding; Dock 3 or controller | Non-folding; Dock 3 or controller |
| Standard weight | 1,219 g | 1,219 g | 1,850 g | 1,850 g |
| Maximum takeoff weight | 1,420 g with standard propellers | 1,420 g with standard propellers | 2,090 g | 2,090 g |
| Maximum flight time | 49 min with standard propellers | 49 min with standard propellers | 54 min | 54 min |
| Maximum horizontal speed | 21 m/s forward at sea level in no wind | 21 m/s forward at sea level in no wind | 21 m/s forward in Sport mode; Dock supports Normal mode only | 21 m/s forward in Sport mode; Dock supports Normal mode only |
| Wind resistance | 12 m/s during takeoff and landing | 12 m/s during takeoff and landing | 12 m/s during operation, takeoff and landing | 12 m/s during operation, takeoff and landing |
| Operating temperature | −10°C to 40°C | −10°C to 40°C | −20°C to 50°C | −20°C to 50°C |
| Ingress protection | No standard IP rating; not waterproof | No standard IP rating; not waterproof | IP55 | IP55 |
| Wide camera | 4/3 CMOS, 20 MP, mechanical shutter, f/2.8–f/11 | 1/1.3-inch CMOS, 48 MP, f/1.7 | 4/3 CMOS, 20 MP, mechanical shutter, f/2.8–f/11 | 1/1.3-inch CMOS, 48 MP, f/1.7 |
| Medium-tele camera | 1/1.3-inch, 48 MP, 70 mm equivalent | 1/1.3-inch, 48 MP, 70 mm equivalent | 1/1.3-inch, 48 MP, 70 mm equivalent | 1/1.3-inch, 48 MP, 70 mm equivalent |
| Tele camera | 1/1.5-inch, 48 MP, 168 mm equivalent; up to 112× hybrid zoom | Same | Same | Same |
| Thermal camera | Not included | 640 × 512 native, 30 Hz, radiometric | Not included | 640 × 512 native, 30 Hz, radiometric |
| NIR auxiliary light | Not included | Included | Not included | Included |
| Laser rangefinder | Up to 1,800 m under DJI’s stated target conditions | Same | Same | Same |
| Built-in RTK | Yes | Yes | Yes | Yes |
| Mapping without GCPs | Supported by DJI using the 4/3 wide camera with RTK enabled, subject to workflow requirements | DJI does not guarantee precision mapping accuracy | Supported by DJI using the 4/3 wide camera with RTK enabled, subject to workflow requirements | DJI does not identify it as the no-GCP mapping model |
| Dock 3 compatibility | No | No | Yes | Yes |
| Controller operation | DJI RC Plus 2 Enterprise | DJI RC Plus 2 Enterprise | DJI RC Plus 2 Enterprise with compatible firmware | DJI RC Plus 2 Enterprise with compatible firmware |
Range is not authorization: DJI publishes up to 25 km transmission under unobstructed, interference-free FCC test conditions. This is not a legal operating distance in Canada and does not replace VLOS, EVLOS, BVLOS, airspace or safety requirements.
Camera and Data Differences That Affect the Deliverable
A useful comparison starts with the output the client needs. Sensor labels alone do not guarantee survey accuracy, a defect diagnosis or a successful search outcome.
M4E and M4D: Photogrammetry First
The 20 MP 4/3 wide camera, mechanical shutter and 0.5-second minimum photo interval are designed for efficient mapping capture. RTK supports georeferencing, but project accuracy still depends on flight design, calibration, control strategy, processing and independent quality checks.
M4T and M4TD: Thermal Evidence
The thermal camera supports spot and area measurements plus radiometric files. DJI lists high- and low-gain measurement ranges, but reflective surfaces, emissivity, distance, atmosphere, angle, weather and target size can materially affect interpretation.
Shared Telephoto Inspection
All four models include 70 mm-equivalent medium-tele and 168 mm-equivalent tele cameras. Zoom can help document distant details and reduce unnecessary proximity, but hybrid zoom should not be treated as equivalent to native optical detail at every magnification.
Laser Rangefinder Is Not LiDAR
All four models include a laser rangefinder for target-distance measurement. It does not scan terrain into a survey LiDAR point cloud. Buyers needing LiDAR deliverables should select a separate compatible aircraft and LiDAR payload workflow.
Which Model Fits Which Application?
The most defensible recommendation pairs the required data product with the operating model. Use the smallest system that reliably produces the deliverable and meets the environmental and regulatory requirements.
| Application | Best starting point | Why |
|---|---|---|
| Topographic mapping and stockpiles | M4E for mobile crews; M4D for repeatable dock routes | Both use the 20 MP 4/3 mechanical-shutter wide camera. Choose based on deployment frequency, weather envelope and the business case for Dock 3. |
| Construction progress | M4E or M4D | M4E suits projects visited by a field team. M4D suits stable sites where repeatable automated capture can reduce travel and improve cadence. |
| Electrical and solar inspection | M4T or M4TD | Both combine visual zoom and radiometric thermal data. Choose M4TD when Dock 3, IP55 or a wider operating-temperature range is required. |
| Search and rescue | M4T for deployable teams; M4TD for prepared response locations | Both provide thermal, NIR and low-light capability. Dock 3 may shorten launch time at a covered site, but it does not remove pilot, airspace or scene-management requirements. |
| Fire and incident awareness | M4T or M4TD | Thermal and visual data can support situational awareness and hotspot observation. Outputs must be interpreted within operating limits and should not be marketed as an automatic diagnosis. |
| Industrial and utility corridors | M4E/M4T for travelling teams; M4D/M4TD for stable recurring routes | Select mapping versus thermal first, then assess whether route repetition and response value justify fixed infrastructure and the applicable Canadian authorization. |
| Environmental monitoring | M4E/M4D for mapping; M4T/M4TD for thermal or low-light observation | Choose the data type first. Account for canopy, weather, time of day, ground control and scientific validation requirements. |
Operating Any Matrice 4 Model in Canada
All four aircraft weigh between 250 g and 25 kg and therefore fall within Canada’s small-RPAS weight class. The legal category depends on where and how the aircraft is flown—not on the model name or published transmission range.
Basic VLOS Operations
A basic operation must remain within visual line of sight, in uncontrolled airspace and more than 30 m horizontally from bystanders. Registration and the applicable pilot certificate are required. A Dock 3 mission is not automatically BVLOS, but a remotely located pilot often will not satisfy VLOS.
Advanced and EVLOS Operations
Advanced operations can include controlled airspace, closer proximity to people, sheltered operations and extended visual line of sight when the applicable conditions are met. The exact aircraft configuration must have the required safety-assurance declaration for the intended operation when one is required.
Level 1 Complex BVLOS
Transport Canada’s Level 1 Complex framework covers lower-risk BVLOS operations. The pilot needs a Level 1 Complex certificate and must fly under an RPAS Operator Certificate (RPOC), using an aircraft that meets the applicable safety requirements and operating within the framework’s limits.
SFOC-RPAS
An SFOC-RPAS may be required when a mission falls outside the basic, advanced or Level 1 Complex rules. Hardware automation, thermal capability, public-safety use or customer urgency does not by itself create an exemption.
Verify the exact aircraft configuration: check Transport Canada’s current RPAS Safety Assurance listing for the model, configuration and intended operation. Confirm registration, pilot certification, airspace permission, procedures and any RPOC or SFOC requirement before flight. This article is general information, not legal advice or flight authorization.
A Practical Buying Framework
Choose from the operating requirement backwards. The highest-specification aircraft is not automatically the most efficient system.
Choose M4E When
- Photogrammetric mapping is the primary deliverable
- A crew moves between multiple sites
- Portability matters more than IP55 protection
- Dock 3 is not part of the operating concept
- Thermal measurement is not required
Choose M4T When
- Thermal, public-safety or low-light work is primary
- A deployable field team needs a compact aircraft
- Visual zoom and radiometric thermal evidence are needed together
- Operations remain within the M4T environmental limits
- Precision mapping is not the main deliverable
Choose M4D When
- Recurring mapping or visual routes justify Dock 3
- A 4/3 mechanical-shutter mapping camera is required
- IP55 and the wider temperature range matter
- The site has suitable power, connectivity and launch clearance
- The organization can operate the full dock program
Choose M4TD When
- Recurring thermal or public-safety routes justify Dock 3
- Remote launch can materially improve response or coverage
- IP55, lens defogging or the wider temperature range is needed
- The organization has the required operating authority and supervision
- Precision photogrammetry is not the primary deliverable
Dock 3 is an operating program, not just an accessory. Budget for site assessment, foundation and electrical work, connectivity, FlightHub 2, commissioning, training, regulatory readiness, maintenance, cybersecurity, data processing and downtime procedures—not only the dock and aircraft.
Frequently Asked Questions
Short answers to the most common four-model comparison questions.
What is the simplest difference between all four models?
M4E is the compact mapping model. M4T is the compact thermal model. M4D is the Dock 3 mapping model. M4TD is the Dock 3 thermal model.
Are Matrice 4E/4T and Matrice 4D/4TD the same airframe?
No. M4E/4T are smaller and foldable. M4D/4TD are larger, non-folding, IP55 aircraft with different batteries, environmental ratings and Dock 3 compatibility.
Which models work with DJI Dock 3?
DJI Dock 3 supports Matrice 4D and 4TD. It does not support Matrice 4E or 4T.
Can Matrice 4D and 4TD fly without Dock 3?
Yes. DJI supports controller operation with DJI RC Plus 2 Enterprise after compatible firmware is installed.
Which models are best for photogrammetric mapping?
M4E and M4D are the mapping-focused models because their wide cameras use a 20 MP 4/3 sensor and mechanical shutter. Choose M4E for portable field work or M4D when recurring Dock 3 routes justify the infrastructure.
Which models have thermal cameras?
M4T and M4TD include native 640 × 512 radiometric thermal cameras. Their 1280 × 1024 thermal output modes use DJI processing; the detector resolution remains 640 × 512.
Do any of these models have integrated LiDAR?
No. All four have a laser rangefinder, but a rangefinder is not an aerial LiDAR mapping sensor.
Are M4E and M4T weatherproof?
DJI does not publish a standard IP rating for M4E or M4T and states that they are not waterproof. M4D and M4TD are rated IP55, but operators must still respect weather limits and safe-flight conditions.
Does Dock 3 make BVLOS operations automatically legal in Canada?
No. Lower-risk BVLOS normally requires a Level 1 Complex pilot certificate, operation under an RPOC, the correct aircraft safety assurance and compliance with the applicable rules. Missions outside that framework may require an SFOC-RPAS.
Is the published transmission distance the distance I can legally fly?
No. Manufacturer transmission figures are test results. Legal and safe range depends on the Canadian operating category, authorization, aircraft declaration, airspace, procedures, communications performance and return requirements.
Official Sources and Further Reading
Specifications, firmware, declarations and regulations can change. Use the current official source pages when selecting equipment or authorizing an operation.
- DJI Matrice 4 Series product overview
- DJI Matrice 4E and 4T official specifications
- DJI Matrice 4 Series official FAQ
- DJI Dock 3 and Matrice 4D Series product overview
- DJI Dock 3 and Matrice 4D Series official specifications
- DJI Dock 3 official FAQ
- Transport Canada: Basic operations
- Transport Canada: Advanced and EVLOS operations
- Transport Canada: Level 1 Complex operations
- Transport Canada: Special operations and SFOC-RPAS
- Transport Canada: RPAS Safety Assurance list
Select the Matrice 4 System Around the Mission
Start with the deliverable, site conditions, deployment frequency and Canadian operating concept. From there, select mapping or thermal capability and determine whether a portable field aircraft or a Dock 3 program creates the stronger operational and financial fit.
Include These Details
- Required map, image or thermal deliverable
- Number and location of operating sites
- Field deployment or recurring remote routes
- Weather and temperature requirements
- VLOS, EVLOS or BVLOS concept
- Mission frequency and response-time target
- Power, network and data-processing needs
- Training, support and integration requirements
