Thumpstar TSX 50 SR vs Cobra CX50SRX King (2023)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Thumpstar TSX 50 SRstacks up against the Cobra CX50SRX King. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | Thumpstar TSX 50 SR | Cobra CX50SRX King |
|---|---|---|
| Model year | 2023 | 2023 |
| Price | — | $4,815 |
| Engine | 50 cc | 50 cc |
| Weight | — | 40 kg |
| Seat height | 26 mm | 27 mm |
| Fuel capacity | 0.3 L | 0.7 L |
| Fuel type | petrol | petrol |
| Transmission | Automatic | Automatic |
| Front brakes | Single disc | Single disc. CARD Hydraulic Disk |
| Rear brakes | Single disc | Single disc. CARD Hydraulic Disk |
| Tires | 2.50-10 / 2.5-10 | 60/100-12 / 70/100-10 |
Thumpstar TSX 50 SR vs Cobra CX50SRX King — which should you buy?
Picking between the Thumpstar TSX 50 SR and the Cobra CX50SRX King usually comes down to the numbers you care about most. On paper, the Thumpstar TSX 50 SR brings its published horsepower, while the Cobra CX50SRX King counters with its own power figure at 40 kg.
Our spec tables above highlight the winning number on each line. For the full rider-focused reviews including real-world fuel economy, service costs and available colors, click into either bike:

