Redmi K80 Ultra vs Tecno Spark Slim
The Redmi K80 Ultra (2025) runs on the MediaTek Dimensity 9400+, while the Tecno Spark Slim (2025) runs on the Helio G200; estimated prices are $350 and $299. By overall MobileRank rating, the Redmi K80 Ultra leads — 60/100 vs 34/100 (a 26-point difference). Key differences: the Redmi K80 Ultra has the bigger battery (7410 mAh vs 5160); the Redmi K80 Ultra is faster in AnTuTu (2,876,004 vs 450,000); the Tecno Spark Slim is noticeably lighter (156g vs 219g).
Redmi K80 Ultra
Tecno Spark Slim
- Higher AnTuTu: 2876004 vs 450000
- Better Geekbench Single: 2729 vs 750
- Better Geekbench Multi: 8430 vs 2100
- Bigger battery: 7410 vs 5160 mAh
- Faster charging: 100W vs 45W
- Higher performance (61/100 vs 0/100)
- Better camera (32/100 vs 26/100)
- Longer battery life (72/100 vs 46/100)
- Lighter: 156g vs 219g
- Cheaper: $299 vs $350
- Better design/ergonomics (100/100 vs 26/100)
- Better value for money (89/100 vs 86/100)
Comparing the Redmi K80 Ultra vs the Tecno Spark Slim, the Redmi K80 Ultra scores 26 points higher (60/100 vs 34/100). In the "performance" category, the Redmi K80 Ultra leads (61/100 vs 0/100). In the "battery" category, the Redmi K80 Ultra leads (72/100 vs 46/100). In the "performance" category, the Redmi K80 Ultra significantly outperforms the Tecno Spark Slim (61/100 vs 0/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Redmi K80 Ultra is a bit better (32/100 vs 26/100). In the "battery" category, the Redmi K80 Ultra notably outperforms the Tecno Spark Slim (72/100 vs 46/100). In the "design" category, the Tecno Spark Slim significantly outperforms the Redmi K80 Ultra (100/100 vs 26/100). In the "value for money" category, the Tecno Spark Slim and the Redmi K80 Ultra are nearly equal (89/100 vs 86/100).
| Specification | Redmi K80 Ultra | Tecno Spark Slim | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9400+ | Helio G200 | |
| AnTuTu | 2876004 | 450000 | |
| Geekbench Single | 2729 | 750 | |
| Geekbench Multi | 8430 | 2100 | |
| Display | 6.8" OLED | 6.8" AMOLED | |
| Resolution | 1280x2772 | 1224x2720 | |
| Refresh rate | 144 Hz | 144 Hz | |
| Battery | 7410 mAh | 5160 mAh | |
| Charging | 100W | 45W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 0 MP | |
| Front camera | 20 MP | 13 MP | |
| RAM | 12GB / 16GB | 8GB | |
| Storage | 256GB / 512GB / 1TB | 256GB | |
| OS | Android 15 | Android 15 | |
| Brightness (peak) | 3200 nits | 4500 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP64 | |
| Dimensions | — | 164.2×75.9×5.9 mm | |
| Weight | 219 g | 156 g | |
| Price | $350 | $299 |
Redmi K80 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 8MP
- Front: 20MP
Tecno Spark Slim
- Main: 50MP
- Front: 13MP
Redmi K80 Ultra
- 6.8" OLED
- Resolution: 1280x2772
- Refresh rate: 144 Hz
Tecno Spark Slim
- 6.8" AMOLED
- Resolution: 1224x2720
- Refresh rate: 144 Hz
Redmi K80 Ultra
- 7410 mAh
- Wired: 100W
- No wireless charging
Tecno Spark Slim
- 5160 mAh
- Wired: 45W
- No wireless charging
We compared Redmi K80 Ultra and Tecno Spark Slim, covering their specs and all relevant benchmarks.
Redmi K80 Ultra leads Tecno Spark Slim by 539.1% in our overall performance rating.
Price difference: $51. Tecno Spark Slim is cheaper by $51.
performance
In the "performance" category, the Redmi K80 Ultra significantly outperforms the Tecno Spark Slim (61/100 vs 0/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the Redmi K80 Ultra is a bit better (32/100 vs 26/100).
battery
In the "battery" category, the Redmi K80 Ultra notably outperforms the Tecno Spark Slim (72/100 vs 46/100).
design
In the "design" category, the Tecno Spark Slim significantly outperforms the Redmi K80 Ultra (100/100 vs 26/100).
value for money
In the "value for money" category, the Tecno Spark Slim and the Redmi K80 Ultra are nearly equal (89/100 vs 86/100).
Which is better: the Redmi K80 Ultra or the Tecno Spark Slim?
The Redmi K80 Ultra significantly outperforms the Tecno Spark Slim by 26 points (60/100 vs 34/100).
What is the rating of the Redmi K80 Ultra and the Tecno Spark Slim?
The Redmi K80 Ultra has a MobileRank rating of 60/100, the Tecno Spark Slim — 34/100.
Which has the better camera: the Redmi K80 Ultra or the Tecno Spark Slim?
The Redmi K80 Ultra leads on camera score (32/100 vs 26/100).
Which is more powerful: the Redmi K80 Ultra or the Tecno Spark Slim?
The Redmi K80 Ultra leads on performance (61/100 vs 0/100).
Should you choose the Redmi K80 Ultra over the Tecno Spark Slim?
The Redmi K80 Ultra is a better fit for active users, budget-conscious buyers. The Tecno Spark Slim is a better fit for budget-conscious buyers.