Redmi K80 Ultra vs Samsung Galaxy A03
Comparing the Redmi K80 Ultra (2025) and the Samsung Galaxy A03 (2022) on specs and benchmarks. By overall MobileRank rating, the Redmi K80 Ultra leads — 60/100 vs 16/100 (a 44-point difference). Key differences: the Redmi K80 Ultra has the bigger battery (7410 mAh vs 5000); the main camera is 50 MP vs 48 MP; the Redmi K80 Ultra has NFC for contactless payments, the Samsung Galaxy A03 doesn't; the Samsung Galaxy A03 is noticeably lighter (196g vs 219g).
Redmi K80 Ultra
Samsung Galaxy A03
- Bigger battery: 7410 vs 5000 mAh
- Better main camera: 50MP vs 48MP
- Higher performance (61/100 vs 0/100)
- Better camera (32/100 vs 23/100)
- Longer battery life (72/100 vs 36/100)
- Better display (100/100 vs 0/100)
- Better value for money (86/100 vs 55/100)
- Lighter: 196g vs 219g
- Better design/ergonomics (55/100 vs 26/100)
Comparing the Redmi K80 Ultra vs the Samsung Galaxy A03, the Redmi K80 Ultra scores 44 points higher (60/100 vs 16/100). 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 36/100). In the "value for money" category, the Redmi K80 Ultra leads (86/100 vs 55/100). In the "performance" category, the Redmi K80 Ultra significantly outperforms the Samsung Galaxy A03 (61/100 vs 0/100). In the "display" category, the Redmi K80 Ultra significantly outperforms the Samsung Galaxy A03 (100/100 vs 0/100). In the "camera" category, the Redmi K80 Ultra is a bit better (32/100 vs 23/100). In the "battery" category, the Redmi K80 Ultra significantly outperforms the Samsung Galaxy A03 (72/100 vs 36/100). In the "design" category, the Samsung Galaxy A03 notably outperforms the Redmi K80 Ultra (55/100 vs 26/100). In the "value for money" category, the Redmi K80 Ultra significantly outperforms the Samsung Galaxy A03 (86/100 vs 55/100).
| Specification | Redmi K80 Ultra | Samsung Galaxy A03 | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9400+ | — | |
| AnTuTu | 2876004 | — | |
| Geekbench Single | 2729 | — | |
| Geekbench Multi | 8430 | — | |
| Display | 6.8" OLED | 6.5" PLS TFT | |
| Resolution | 1280x2772 | 720x1600 | |
| Refresh rate | 144 Hz | — | |
| Battery | 7410 mAh | 5000 mAh | |
| Charging | 100W | — | |
| Main camera | 50 MP | 48 MP | |
| Ultrawide | 8 MP | 0 MP | |
| Front camera | 20 MP | 5 MP | |
| RAM | 12GB / 16GB | 3GB / 4GB | |
| Storage | 256GB / 512GB / 1TB | 32GB / 64GB / 128GB | |
| OS | Android 15 | Android 11 | |
| Brightness (peak) | 3200 nits | — | |
| NFC | yes | no | |
| Protection | IP68 | — | |
| Dimensions | — | 164.2×75.9×9.1 mm | |
| Weight | 219 g | 196 g | |
| Price | $350 | — |
Redmi K80 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 8MP
- Front: 20MP
Samsung Galaxy A03
- Main: 48MP f/f/1.8
- Front: 5MP
Redmi K80 Ultra
- 6.8" OLED
- Resolution: 1280x2772
- Refresh rate: 144 Hz
Samsung Galaxy A03
- 6.5" PLS TFT
- Resolution: 720x1600
- Refresh rate: —
Redmi K80 Ultra
- 7410 mAh
- Wired: 100W
- No wireless charging
Samsung Galaxy A03
- 5000 mAh
- No wireless charging
Samsung Galaxy A03
Price unknownperformance
In the "performance" category, the Redmi K80 Ultra significantly outperforms the Samsung Galaxy A03 (61/100 vs 0/100).
display
In the "display" category, the Redmi K80 Ultra significantly outperforms the Samsung Galaxy A03 (100/100 vs 0/100).
camera
In the "camera" category, the Redmi K80 Ultra is a bit better (32/100 vs 23/100).
battery
In the "battery" category, the Redmi K80 Ultra significantly outperforms the Samsung Galaxy A03 (72/100 vs 36/100).
design
In the "design" category, the Samsung Galaxy A03 notably outperforms the Redmi K80 Ultra (55/100 vs 26/100).
value for money
In the "value for money" category, the Redmi K80 Ultra significantly outperforms the Samsung Galaxy A03 (86/100 vs 55/100).
Which is better: the Redmi K80 Ultra or the Samsung Galaxy A03?
The Redmi K80 Ultra significantly outperforms the Samsung Galaxy A03 by 44 points (60/100 vs 16/100).
What is the rating of the Redmi K80 Ultra and the Samsung Galaxy A03?
The Redmi K80 Ultra has a MobileRank rating of 60/100, the Samsung Galaxy A03 — 16/100.
Which has the better camera: the Redmi K80 Ultra or the Samsung Galaxy A03?
The Redmi K80 Ultra leads on camera score (32/100 vs 23/100).
Which is more powerful: the Redmi K80 Ultra or the Samsung Galaxy A03?
The Redmi K80 Ultra leads on performance (61/100 vs 0/100).
Should you choose the Redmi K80 Ultra over the Samsung Galaxy A03?
The Redmi K80 Ultra is a better fit for active users, budget-conscious buyers. The Samsung Galaxy A03 is a better fit for everyday use.