Is 660 hp too much at 49 tonnes? How to choose between the 3.083, 3.368 and 3.7 axle ratios, whether the aero package pays back, and what to confirm before ordering.

Two Foton Auman tippers $1,624 apart, both on a 5 26 axle with a 9 t front and 16 t rear axle One is a 6x4 with a 14 cubic metre body built for cold climates, one an 8x4 with nearly twice the body Which ground are you working?

Two 400 hp Auman 6x4 dump trucks on the same 3,825 + 1,350 mm wheelbase and the same 350-litre aluminium tank. One is rated 70 tonnes and costs $52,200; the other is rated 55 tonnes and costs $60,504. The dearer one is not the stronger one — here is what changes.

A used 530 hp EST CNG tractor at $31,999 against a new 460 hp GTL-E diesel at $49,852. The used truck has more power and a China VI certificate; the new one is rated at 90 tonnes against 39. Here is how to weigh it.

A buyer's review of the BJ1037V3MAV-1: 1,968 ml diesel with 415 Nm, ZF 8HP50 automatic on 4x4, four-wheel discs with ESP, 980 kg of usable load, plus the checks before a fleet order.

A buyer's review of the Foton Auman EST 6x4 380 hp right-hand drive tractor: the 2,000 Nm torque plateau, 4.111 final drive, reinforced frame, drum brakes, no emission certificate and what it costs to ship.

Buyer's review of the Foton Auman EST Heavy 8x4 330HP: 45-tonne GVW, 5,100 mm mid-span for long reefer bodies, 380-litre tank, Euro IV compliance question, and the 330 versus 424 hp discrepancy to resolve.

Buyer's review of the Foton Auman GTL 8x4 cargo truck for concrete mixer and bulk tank duty: 360 hp Cummins A11NS6B360, Fast 12-speed with or without PTO, wheelbase and tyre differences, China VI fuel requirements, and the 8.9-tonne tare claim.

A buyer's review of the Foton Auman Planet 240HP 4x2 freight truck: 4.5-litre Cummins with 1,200 Nm, Fast eight-speed gearbox, 368 axle in three ratios, 16-tonne GVW and what the 22,000 USD price really means.

A buyer's review of the Foton Auman Planet 6x2 290hp delivery truck: Cummins 6.7-litre engine with 1,200 Nm, Fast eight-speed gearbox, 4.444 versus 4.875 axle ratios, 15,505-16,070 kg GVW and the cab spec drivers care about.