2022 KTM 125 SX vs 2021 KTM 150 XC-W TPI
Full specifications comparison •
2 motorcycles
Full Specifications
Differs
Same
| General |
| Colours | White/orange/blue | Orange/white |
| Dimensions |
| Ground Clearance (mm) | 375 mm | 370 mm |
| Ground Clearance (in.) | 14.8 inches | 14.6 inches |
| Seat Height | 950 mm / 37.4 in. | 950 mm / 37.4 in. |
| Wheelbase | - | 1471 mm / 57.9 in. |
| Weights & Capacities |
| Dry Weight | 87.5 kg / 192.9 lbs | 96.8 kg / 213.4 lbs |
| Fuel Capacity | 7.50 litres / 1.98 US gallons | 9.00 litres / 2.38 US gallons |
| Performance |
| Power-to-Weight Ratio | 0.1714 HP/kg | - |
| Engine |
| Engine Type | Single cylinder, two-stroke | Single cylinder, two-stroke |
| Displacement (ci) | 7.62 cubic inches | 8.79 cubic inches |
| Displacement (cc) | 124.8 cc | 144.0 cc |
| Bore x Stroke (mm) | 54.0 x 54.5 mm | 58.0 x 54.5 mm |
| Bore x Stroke (in,) | 2.1 x 2.1 inches | 2.3 x 2.1 inches |
| Engine Detail | - | Reed intake. |
| Fuel System | Injection | Injection |
| Engine Lubrication | Wet sump | - |
| Ignition | Kokusan EMS | Continental EMS |
| Starter | Kick | Electric & kick |
| Drivetrain |
| Clutch | Multi-plate clutch, Brembo hydraulics | Wet multi-plate clutch, Brembo hydraulics |
| Final Drive | Chain (final drive) | Chain (final drive) |
| Gearbox | 6-speed | 6-speed |
| Primary Drive | 5/8 x 1/4 (520) O Ring. Primary drive: 22:72. | X-Ring 5/8 x 1/4´ chain |
| Chassis |
| Frame Type | Central double-cradle-type 25CrMo4 steel | Central double-cradle-type 25CrMo4 steel |
| Suspension - Front | WP XACT-USD, Ø 48 mm | WP XPlor 48 upside-down fork |
| Suspension - Rear | WP XACT Monoshock with linkage | WP Xplor PDS shock absorber |
| Rake | 26.1° | 26.5° |
| Wheel Travel - Front | 310 mm / 12.2 in. | 300 mm / 11.8 in. |
| Wheel Travel - Rear | 300 mm / 11.8 in. | 310 mm / 12.2 in. |
| Wheels & Brakes |
| Brakes - Front | Single disc | Single disc. Brembo twin-piston floating calliper |
| Brakes - Rear | Single disc | Single disc. Brembo single-piston floating calliper |
| Tyres - Front | 110-17 | - |
Verdict
⚖️
Too close to call
The 2022 KTM 125 SX and the 2021 KTM 150 XC-W TPI are evenly matched across the key measurable criteria. Your decision comes down to personal preference, riding style, and which brand's dealer network best suits your location.
Key Differences
2022 KTM 125 SX - Advantages
- ✓Competitive all-round: The 2022 KTM 125 SX matches or exceeds its rival across all measured criteria.
2021 KTM 150 XC-W TPI - Advantages
- ✓Competitive all-round: The 2021 KTM 150 XC-W TPI matches or exceeds its rival across all measured criteria.
2022 KTM 125 SX vs 2021 KTM 150 XC-W TPI - FAQs
Which should I buy, the 2022 KTM 125 SX or the 2021 KTM 150 XC-W TPI?
Both are strong choices. The 2022 KTM 125 SX has its own strengths, while the 2021 KTM 150 XC-W TPI offers a compelling alternative. Visit dealers, arrange test rides, and factor in local parts and service costs - these often matter as much as the spec sheet.