On a specification sheet the Dongfeng TZ5E and TZ3Z look almost identical: both 6x4, both CATL 400 kWh LFP, both LvKong 315 kW rated / 510 kW peak, both with a 4-speed AMT. Buyers reasonably ask why two exist. The answer lies in the axle package, the intended duty and the body options — and while the overlap is real, specifying the wrong one shows up as premature wear or a body that does not suit the material. This comparison explains the difference and gives a decision rule.
| Item | TZ5E | TZ3Z |
|---|---|---|
| Axle package | DF901S / HDZ300 axles | HDZ300 axle |
| Design emphasis | Urban and general construction, mixed site and road work | Site spoil, city redevelopment, infrastructure earthworks |
| Typical body | General-purpose tipper; insulated options for asphalt | Spoil and rock bodies, heavier wear specification |
| Application sweet spot | Urban construction with public-road sections | Site-based earthworks and redevelopment |
| Public-road compliance | Sheeting, wheel wash and noise conditions central | Less exposed; site-based |
| Indicative FOB | USD 95,000–130,000 | USD 95,000–130,000 |
The price bands overlap heavily, so the decision should be made on duty and body rather than on cost.
Three questions, in order:
| Parameter | TZ5E urban construction | TZ3Z site earthworks |
|---|---|---|
| Haul distance one way | 2–12 km, partly public road | 1.5–6 km, site roads |
| Cycles per shift | 12–22 | 20–35 |
| Consumption | 1.50–1.90 kWh/km | 1.60–2.10 kWh/km |
| Daily energy | 180–280 kWh | 170–300 kWh |
| Shifts per charge | 1, or 1.5 with top-up | 1, or 2 on short cycles |
Both sit comfortably inside the 400 kWh pack for single-shift work. Neither needs a larger pack for urban or site duty — if your calculation says otherwise, the constraint is probably road condition or gradient rather than vehicle choice.
Because the platforms are close, the body is where the specification is won or lost:
Full detail in our electric tipper body specification guide.
Contractors running mixed programmes usually end up with both models, and the specification work then shifts from vehicle selection to fleet composition. A practical method is to split the order by material stream rather than by site: allocate TZ3Z units to the spoil, rock and demolition stream and TZ5E units to the road-facing and asphalt stream, then size each group from its own cycle model.
| Material stream | Model | Body | Cycles/shift |
|---|---|---|---|
| Spoil and topsoil | TZ3Z | Standard tipper, sealed tailgate | 20–35 |
| Rock and demolition | TZ3Z | Wear plate, reinforced floor | 18–28 |
| Asphalt | TZ5E | Insulated body | 10–18 |
| Recycled aggregate | Either | Moderate wear, sealed | 15–25 |
Two shared items keep a mixed fleet economical. First, standardise on one tyre specification and one telematics configuration across both models so that stock and reporting stay simple. Second, run a single charger bank sized to the combined fleet's nightly energy rather than separate chargers per model — the platforms share an energy profile, so separate provisioning would duplicate capex for no operational gain. Where a programme has a defined end date, consider residual value: both models carry the same CATL 400 kWh pack warranty, so a documented state-of-health certificate supports resale on either when the project closes.
Both models use the same energy model and the same depot approach:
Effectively identical, with two duty-driven differences:
See the preventive maintenance schedule.
In markets where construction programmes mix urban redevelopment with infrastructure earthworks, both models are commonly deployed in the same fleet. Our Myanmar market page covers deployment, import and support for Myanmar contractors. Related: Yangon market analysis, Yangon–Mandalay corridor and TZ3Z on infrastructure projects.
Choose the TZ5E for urban construction, mixed site-and-road work, and programmes with public-road compliance and noise conditions. Choose the TZ3Z for site-based earthworks, spoil and rock haulage, and redevelopment programmes with high cycle counts. Where a fleet does both, run both — the shared platform means one spares inventory, one training programme and one charging strategy across the two.
Where both models run in one fleet, the comparison that matters is cost per tonne by material stream rather than cost per kilometre by vehicle. On a representative urban programme moving 4,000 tonnes per day across mixed streams, the split typically looks like this: spoil at 1.75 kWh/km and 22 t per load, rock at 2.05 kWh/km and 20 t per load, and asphalt at 1.70 kWh/km with insulation reducing temperature loss. At a commercial tariff of USD 0.11/kWh, energy cost per tonne lands in the USD 0.10–0.22 range depending on haul distance, against USD 0.28–0.45 for diesel equivalents on the same programme.
The maintenance delta is where the electric fleet separates further: no engine service, no aftertreatment, and greatly extended brake life from regenerative braking on loaded descents. Fleets that track cost per tonne by stream usually discover that the material they assumed was cheapest to move is not, once road condition and cycle time are included — which is an argument for instrumenting the programme from day one rather than relying on unit rates.
Ready to electrify your fleet? Contact Shaanxi Fenghan Trading — authorized Dongfeng EV truck exporter. WhatsApp: +86 153 1943 1311 | Email: sales@fenghan-trade.com | dongfengevtrucks.com
🌐 Our Network: Fenghan Trade (SAGMOTO/SHACMAN Truck Export) · heavy duty mining dump truck 6x4 8x4