Oppo A9 (2020) vs Redmi K100
The Oppo A9 (2020) (2019) runs on the Qualcomm Snapdragon 665, while the Redmi K100 (2026) runs on the Qualcomm Snapdragon 8 Elite. By overall MobileRank rating, the Redmi K100 leads — 73/100 vs 37/100 (a 36-point difference). Key differences: the Redmi K100 has the bigger battery (10000 mAh vs 5000); the main camera is 48 MP vs 50 MP; the Redmi K100 is faster in AnTuTu (3,298,726 vs 329,457); the Redmi K100 has NFC for contactless payments, the Oppo A9 (2020) doesn't; the Oppo A9 (2020) is noticeably lighter (195g vs 234g).
Profile comparison
Category scores
Oppo A9 (2020)
Redmi K100
What makes Oppo A9 (2020) better?
- Lighter: 195g vs 234g
- Better portability (50/100 vs 25/100)
What makes Redmi K100 better?
- Higher AnTuTu: 3298726 vs 329457
- Better Geekbench Single: 3013 vs 321
- Better Geekbench Multi: 9287 vs 1128
- Bigger battery: 10000 vs 5000 mAh
- Better main camera: 50MP vs 48MP
- Higher performance (92/100 vs 24/100)
- Better camera (37/100 vs 34/100)
- Longer battery life (80/100 vs 66/100)
- Better display (94/100 vs 39/100)
Comparison verdict
Comparing the Oppo A9 (2020) vs the Redmi K100, the Redmi K100 scores 36 points higher (73/100 vs 37/100). In the "performance" category, the Redmi K100 leads (92/100 vs 24/100). In the "battery" category, the Redmi K100 leads (80/100 vs 66/100). In the "performance" category, the Redmi K100 significantly outperforms the Oppo A9 (2020) (92/100 vs 24/100). In the "display" category, the Redmi K100 significantly outperforms the Oppo A9 (2020) (94/100 vs 39/100). In the "camera" category, the Redmi K100 and the Oppo A9 (2020) are nearly equal (37/100 vs 34/100). In the "battery" category, the Redmi K100 is a bit better (80/100 vs 66/100). In the "portability" category, the Oppo A9 (2020) notably outperforms the Redmi K100 (50/100 vs 25/100).
Specs comparison
| Specification | Oppo A9 (2020) | Redmi K100 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 665 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 329457 | 3298726 | |
| Geekbench Single | 321 | 3013 | |
| Geekbench Multi | 1128 | 9287 | |
| Display | 6.5" IPS LCD | 6.8" AMOLED | |
| Resolution | 720x1600 | 1280x2772 | |
| Refresh rate | — | 165 Hz | |
| Battery | 5000 mAh | 10000 mAh | |
| Charging | — | 100W | |
| Main camera | 48 MP | 50 MP | |
| Ultrawide | 8 MP | 8 MP | |
| Front camera | 16 MP | 20 MP | |
| RAM | 4GB / 8GB | 12GB / 16GB | |
| Storage | 128GB | 256GB / 512GB | |
| OS | Android 9.0 (Pie); ColorOS 6.1 | Android 17 | |
| Brightness (peak) | — | 3500 nits | |
| NFC | no | yes | |
| Protection | — | IP68 | |
| Dimensions | 163.6×75.6×9.1 mm | — | |
| Weight | 195 g | 234 g | |
| Launch price | — | — |
Camera comparison
Oppo A9 (2020)
- Main: 48MP f/1.8
- Ultrawide: 8MP
- Front: 16MP
Redmi K100
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Display comparison
Oppo A9 (2020)
- 6.5" IPS LCD
- Resolution: 720x1600
- Refresh rate: —
Redmi K100
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Battery and charging
Oppo A9 (2020)
- 5000 mAh
- Wireless charging: no data
Redmi K100
- 10000 mAh
- Wired: 100W
- No wireless charging
Overall performance score
We compared Oppo A9 (2020) and Redmi K100, covering their specs and all relevant benchmarks.
Redmi K100 leads Oppo A9 (2020) by 90.0% in our overall performance rating.
Benchmarks
Detailed category analysis
performance
In the "performance" category, the Redmi K100 significantly outperforms the Oppo A9 (2020) (92/100 vs 24/100).
display
In the "display" category, the Redmi K100 significantly outperforms the Oppo A9 (2020) (94/100 vs 39/100).
camera
In the "camera" category, the Redmi K100 and the Oppo A9 (2020) are nearly equal (37/100 vs 34/100).
battery
In the "battery" category, the Redmi K100 is a bit better (80/100 vs 66/100).
portability
In the "portability" category, the Oppo A9 (2020) notably outperforms the Redmi K100 (50/100 vs 25/100).
Frequently asked questions
Which is better: the Oppo A9 (2020) or the Redmi K100?
The Redmi K100 significantly outperforms the Oppo A9 (2020) by 36 points (73/100 vs 37/100).
What is the rating of the Oppo A9 (2020) and the Redmi K100?
The Oppo A9 (2020) has a MobileRank rating of 37/100, the Redmi K100 — 73/100.
Which is more powerful: the Oppo A9 (2020) or the Redmi K100?
The Redmi K100 leads on performance (92/100 vs 24/100).
Should you choose the Oppo A9 (2020) over the Redmi K100?
The Redmi K100 is a better fit for gamers and power users, those who care about battery life.