OnePlus Ace 6T vs Redmi K20
The OnePlus Ace 6T (2025) runs on the Qualcomm Snapdragon 8 Gen 5, while the Redmi K20 (2019) runs on the Qualcomm Snapdragon 730; launch prices were $320 and $250. By overall MobileRank rating, the OnePlus Ace 6T leads — 72/100 vs 41/100 (a 31-point difference). Key differences: the OnePlus Ace 6T has the bigger battery (8300 mAh vs 4000); the main camera is 50 MP vs 48 MP; the OnePlus Ace 6T is faster in AnTuTu (2,788,201 vs 502,844); the Redmi K20 is noticeably lighter (191g vs 211g).
Profile comparison
Category scores
OnePlus Ace 6T
Redmi K20
What makes OnePlus Ace 6T better?
- Higher AnTuTu: 2788201 vs 502844
- Better Geekbench Single: 2833 vs 724
- Better Geekbench Multi: 9119 vs 1836
- Bigger battery: 8300 vs 4000 mAh
- Faster charging: 100W vs 18W
- Better main camera: 50MP vs 48MP
- Higher refresh rate: 165Hz vs 60Hz
- Higher performance (89/100 vs 41/100)
- Longer battery life (77/100 vs 27/100)
- Better display (94/100 vs 56/100)
What makes Redmi K20 better?
- Lighter: 191g vs 211g
- Cheaper at launch: $250 vs $320
- Better camera (41/100 vs 35/100)
- Better portability (56/100 vs 51/100)
Comparison verdict
Comparing the OnePlus Ace 6T vs the Redmi K20, the OnePlus Ace 6T scores 31 points higher (72/100 vs 41/100). In the "performance" category, the OnePlus Ace 6T leads (89/100 vs 41/100). In the "battery" category, the OnePlus Ace 6T leads (77/100 vs 27/100). Value score: OnePlus Ace 6T — 80/100, Redmi K20 — 32/100; 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 6T significantly outperforms the Redmi K20 (89/100 vs 41/100). In the "display" category, the OnePlus Ace 6T significantly outperforms the Redmi K20 (94/100 vs 56/100). In the "camera" category, the Redmi K20 is a bit better (41/100 vs 35/100). In the "battery" category, the OnePlus Ace 6T significantly outperforms the Redmi K20 (77/100 vs 27/100). In the "portability" category, the Redmi K20 is a bit better (56/100 vs 51/100).
Specs comparison
| Specification | OnePlus Ace 6T | Redmi K20 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Gen 5 | Qualcomm Snapdragon 730 | |
| AnTuTu | 2788201 | 502844 | |
| Geekbench Single | 2833 | 724 | |
| Geekbench Multi | 9119 | 1836 | |
| Display | 6.8" AMOLED | 6.4" AMOLED | |
| Resolution | 1272x2800 | 2340x1080 | |
| Refresh rate | 165 Hz | 60 Hz | |
| Battery | 8300 mAh | 4000 mAh | |
| Charging | 100W | 18W | |
| Main camera | 50 MP | 48 MP | |
| Ultrawide | 8 MP | 13 MP | |
| Telephoto | 0 MP | 8 MP | |
| Front camera | 16 MP | 20 MP | |
| RAM | 12GB / 16GB | 6GB / 8GB | |
| Storage | 256GB / 512GB / 1TB | 64GB / 128GB / 256GB | |
| OS | Android 16 | Android 9 | |
| Brightness (peak) | 3600 nits | — | |
| NFC | yes | yes | |
| Protection | IP68 | — | |
| Dimensions | 163.4×77.0×8.1 mm | 156.7×74.3×8.8 mm | |
| Weight | 211 g | 191 g | |
| Launch price | $320 | $250 |
Camera comparison
OnePlus Ace 6T
- Main: 50MP f/1.8
- Ultrawide: 8MP
- Front: 16MP
Redmi K20
- Main: 48MP f/1.75
- Ultrawide: 13MP
- Telephoto: 8MP
- Front: 20MP
Display comparison
OnePlus Ace 6T
- 6.8" AMOLED
- Resolution: 1272x2800
- Refresh rate: 165 Hz
Redmi K20
- 6.4" AMOLED
- Resolution: 2340x1080
- Refresh rate: 60 Hz
Battery and charging
OnePlus Ace 6T
- 8300 mAh
- Wired: 100W
- No wireless charging
Redmi K20
- 4000 mAh
- Wired: 18W
- Wireless charging: no data
Overall performance score
We compared OnePlus Ace 6T and Redmi K20, covering their specs and all relevant benchmarks.
OnePlus Ace 6T leads Redmi K20 by 454.5% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $70. Redmi K20 was $70 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the OnePlus Ace 6T significantly outperforms the Redmi K20 (89/100 vs 41/100).
display
In the "display" category, the OnePlus Ace 6T significantly outperforms the Redmi K20 (94/100 vs 56/100).
camera
In the "camera" category, the Redmi K20 is a bit better (41/100 vs 35/100).
battery
In the "battery" category, the OnePlus Ace 6T significantly outperforms the Redmi K20 (77/100 vs 27/100).
portability
In the "portability" category, the Redmi K20 is a bit better (56/100 vs 51/100).
Frequently asked questions
Which is better: the OnePlus Ace 6T or the Redmi K20?
The OnePlus Ace 6T significantly outperforms the Redmi K20 by 31 points (72/100 vs 41/100).
What is the rating of the OnePlus Ace 6T and the Redmi K20?
The OnePlus Ace 6T has a MobileRank rating of 72/100, the Redmi K20 — 41/100.
Which has the better camera: the OnePlus Ace 6T or the Redmi K20?
The Redmi K20 leads on camera score (41/100 vs 35/100).
Which is more powerful: the OnePlus Ace 6T or the Redmi K20?
The OnePlus Ace 6T leads on performance (89/100 vs 41/100).
Should you choose the OnePlus Ace 6T over the Redmi K20?
The OnePlus Ace 6T is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.