VEVOR XMZ-L-D3 8kW All-in-One Heater
#4 in All in oneFull review
A cheap upright all-in-one heater with an app, timer and automatic altitude adjustment, for tents, garages and high-country camping. Expect well under its 8 kW rating.
Amazon $101$101
The VEVOR XMZ-L-D3 8kW All-in-One Heater and the Hcalory HBH1S Handy 1S are evenly matched, rated 3.2 and 3.2. The VEVOR XMZ-L-D3 8kW All-in-One Heater leads on controls and safety. The VEVOR XMZ-L-D3 8kW All-in-One Heater costs $8.99 less ($101 vs $109.99).
Hcalory HBH1S Handy 1S
#7 in All in oneFull review
A cheap carry-handle heater for garages, campers and vans that still holds a set temperature. Expect about 3.6 kW of heat, not 8.
Amazon $109.99$109.99
Prices were last checked October 30, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Which should you buy?
- Choose the VEVOR XMZ-L-D3 8kW All-in-One Heater for controls and safety (holds a set temperature, automatic altitude, app, timer; no CO sensor vs holds a set temperature, app, timer; no automatic altitude).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every all in one diesel heater; a clear win is highlighted. How we rank explains each one.
| Factor weight | VEVOR XMZ-L-D3 8kW All-in-One Heater | Hcalory HBH1S Handy 1S |
|---|---|---|
| Overall rating | 3.2/5 | 3.2/5 |
| Value 25% | 100 $20 per kW ($101, 5 kW); 8 kW claimed, more than its fuel burn can supply | 84 $31 per kW ($109.99, 3.6 kW); 8 kW claimed, more than its fuel burn can supply |
| Type approval 20% | 0 no type approval published | 0 no type approval published |
| Controls and safety 15% | 80 holds a set temperature, automatic altitude, app, timer; no CO sensor | 70 holds a set temperature, app, timer; no automatic altitude |
| Power draw 15% | 44 up to 40 W running | 50 power draw not published (neutral score used) |
| Warranty 15% | 0 1-year warranty | 0 1-year warranty |
| Low setting 10% | 58 down to 1.3 kW (from its lowest fuel burn) | 83 down to 1 kW (from its lowest fuel burn) |
Specifications
| VEVOR XMZ-L-D3 8kW All-in-One Heater | Hcalory HBH1S Handy 1S | |
|---|---|---|
| Heating | ||
| Heat output (maker) | 8 kW claimed (about 5 kW from its fuel burn) | 8 kW claimed (about 3.6 kW from its fuel burn) |
| Fuel burn | 0.16 to 0.62 L/h | 0.12 to 0.45 L/h |
| Fuel tank | 5 L | 5 L |
| Build | All in one | All in one |
| Power | ||
| Supply | 12V | 12V/24V/110V |
| Running draw | 40 W | - |
| Controls and safety | ||
| Thermostat | Yes | Yes |
| Automatic altitude | Yes, to 18,045 ft | No |
| App | Bluetooth | Bluetooth |
| Timer | Yes | Yes |
| Remote | Yes | Yes |
| CO shutoff | No | - |
| Type approval | None published | None published |
| Build | ||
| Dimensions | 15 x 5.9 x 16.1 in | 16 x 12 x 19 in |
| Weight | 20.6 lb | 20.9 lb |
| Warranty | 1 year | 1 year |
| Released | - | 2025-09 |