OnePlus Ace 6 vs Tecno Spark Slim
The OnePlus Ace 6 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Tecno Spark Slim (2025) runs on the Helio G200; launch prices were $399 and $299. By overall MobileRank rating, the OnePlus Ace 6 leads — 73/100 vs 53/100 (a 20-point difference). Key differences: the OnePlus Ace 6 has the bigger battery (7800 mAh vs 5160); the OnePlus Ace 6 is faster in AnTuTu (3,332,530 vs 603,568); the Tecno Spark Slim is noticeably lighter (156g vs 213g).
Profile comparison
Category scores
OnePlus Ace 6
Tecno Spark Slim
What makes OnePlus Ace 6 better?
- Higher AnTuTu: 3332530 vs 603568
- Better Geekbench Single: 3013 vs 724
- Better Geekbench Multi: 9287 vs 1927
- Bigger battery: 7800 vs 5160 mAh
- Faster charging: 120W vs 45W
- Higher refresh rate: 165Hz vs 144Hz
- Higher performance (92/100 vs 44/100)
- Better camera (35/100 vs 31/100)
- Longer battery life (79/100 vs 60/100)
- Better display (94/100 vs 93/100)
What makes Tecno Spark Slim better?
- Lighter: 156g vs 213g
- Cheaper at launch: $299 vs $399
- Better portability (100/100 vs 48/100)
Comparison verdict
Comparing the OnePlus Ace 6 vs the Tecno Spark Slim, the OnePlus Ace 6 scores 20 points higher (73/100 vs 53/100). In the "performance" category, the OnePlus Ace 6 leads (92/100 vs 44/100). In the "battery" category, the OnePlus Ace 6 leads (79/100 vs 60/100). Value score: OnePlus Ace 6 — 74/100, Tecno Spark Slim — 44/100; it shows how far a model sits above or below the usual level for its price, and is not part of the overall rating. In the "performance" category, the OnePlus Ace 6 significantly outperforms the Tecno Spark Slim (92/100 vs 44/100). In the "display" category, the OnePlus Ace 6 and the Tecno Spark Slim are nearly equal (94/100 vs 93/100). In the "camera" category, the OnePlus Ace 6 and the Tecno Spark Slim are nearly equal (35/100 vs 31/100). In the "battery" category, the OnePlus Ace 6 notably outperforms the Tecno Spark Slim (79/100 vs 60/100). In the "portability" category, the Tecno Spark Slim significantly outperforms the OnePlus Ace 6 (100/100 vs 48/100).
Specs comparison
| Specification | OnePlus Ace 6 | Tecno Spark Slim | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Helio G200 | |
| AnTuTu | 3332530 | 603568 | |
| Geekbench Single | 3013 | 724 | |
| Geekbench Multi | 9287 | 1927 | |
| Display | 6.8" OLED | 6.8" AMOLED | |
| Resolution | 2800x1272 | 1224x2720 | |
| Refresh rate | 165 Hz | 144 Hz | |
| Battery | 7800 mAh | 5160 mAh | |
| Charging | 120W | 45W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 0 MP | |
| Front camera | 16 MP | 13 MP | |
| RAM | 12GB / 16GB | 8GB | |
| Storage | 256GB / 512GB / 1TB | 256GB | |
| OS | Android 15 | Android 15 | |
| Brightness (peak) | 1800 nits | 4500 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP64 | |
| Dimensions | 163.4×77.0×8.3 mm | 164.2×75.9×5.9 mm | |
| Weight | 213 g | 156 g | |
| Launch price | $399 | $299 |
Camera comparison
OnePlus Ace 6
- Main: 50MP f/1.8
- Ultrawide: 8MP
- Front: 16MP
Tecno Spark Slim
- Main: 50MP
- Front: 13MP
Display comparison
OnePlus Ace 6
- 6.8" OLED
- Resolution: 2800x1272
- Refresh rate: 165 Hz
Tecno Spark Slim
- 6.8" AMOLED
- Resolution: 1224x2720
- Refresh rate: 144 Hz
Battery and charging
OnePlus Ace 6
- 7800 mAh
- Wired: 120W
- No wireless charging
Tecno Spark Slim
- 5160 mAh
- Wired: 45W
- Wireless charging: no data
Overall performance score
We compared OnePlus Ace 6 and Tecno Spark Slim, covering their specs and all relevant benchmarks.
OnePlus Ace 6 leads Tecno Spark Slim by 452.1% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $100. Tecno Spark Slim was $100 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the OnePlus Ace 6 significantly outperforms the Tecno Spark Slim (92/100 vs 44/100).
display
In the "display" category, the OnePlus Ace 6 and the Tecno Spark Slim are nearly equal (94/100 vs 93/100).
camera
In the "camera" category, the OnePlus Ace 6 and the Tecno Spark Slim are nearly equal (35/100 vs 31/100).
battery
In the "battery" category, the OnePlus Ace 6 notably outperforms the Tecno Spark Slim (79/100 vs 60/100).
portability
In the "portability" category, the Tecno Spark Slim significantly outperforms the OnePlus Ace 6 (100/100 vs 48/100).
Frequently asked questions
Which is better: the OnePlus Ace 6 or the Tecno Spark Slim?
The OnePlus Ace 6 significantly outperforms the Tecno Spark Slim by 20 points (73/100 vs 53/100).
What is the rating of the OnePlus Ace 6 and the Tecno Spark Slim?
The OnePlus Ace 6 has a MobileRank rating of 73/100, the Tecno Spark Slim — 53/100.
Which is more powerful: the OnePlus Ace 6 or the Tecno Spark Slim?
The OnePlus Ace 6 leads on performance (92/100 vs 44/100).
Should you choose the OnePlus Ace 6 over the Tecno Spark Slim?
The OnePlus Ace 6 is a better fit for gamers and power users, those who care about battery life.