OnePlus 15 vs Samsung Galaxy A55
The OnePlus 15 (2025) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Samsung Galaxy A55 (2024) runs on the Samsung Exynos 1480; launch prices were $799 and $449. By overall MobileRank rating, the OnePlus 15 leads — 86/100 vs 55/100 (a 31-point difference). Key differences: the OnePlus 15 has the bigger battery (6500 mAh vs 5000); the OnePlus 15 is faster in AnTuTu (3,646,161 vs 1,031,048).
OnePlus 15
Samsung Galaxy A55
- Higher AnTuTu: 3646161 vs 1031048
- Better Geekbench Single: 3640 vs 1050
- Better Geekbench Multi: 11033 vs 3200
- Bigger battery: 6500 vs 5000 mAh
- Faster charging: 120W vs 25W
- Higher performance (97/100 vs 58/100)
- Better camera (78/100 vs 48/100)
- Longer battery life (89/100 vs 44/100)
- Better display (84/100 vs 79/100)
- Better portability (50/100 vs 49/100)
- Cheaper at launch: $449 vs $799
- Overall rating 55/100
Comparing the OnePlus 15 vs the Samsung Galaxy A55, the OnePlus 15 scores 31 points higher (86/100 vs 55/100). In the "performance" category, the OnePlus 15 leads (97/100 vs 58/100). In the "camera" category, the OnePlus 15 leads (78/100 vs 48/100). In the "battery" category, the OnePlus 15 leads (89/100 vs 44/100). Value score: OnePlus 15 — 84/100, Samsung Galaxy A55 — 42/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the OnePlus 15 significantly outperforms the Samsung Galaxy A55 (97/100 vs 58/100). In the "display" category, the OnePlus 15 is a bit better (84/100 vs 79/100). In the "camera" category, the OnePlus 15 significantly outperforms the Samsung Galaxy A55 (78/100 vs 48/100). In the "battery" category, the OnePlus 15 significantly outperforms the Samsung Galaxy A55 (89/100 vs 44/100). In the "portability" category, the OnePlus 15 and the Samsung Galaxy A55 are nearly equal (50/100 vs 49/100).
| Specification | OnePlus 15 | Samsung Galaxy A55 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Samsung Exynos 1480 | |
| AnTuTu | 3646161 | 1031048 | |
| Geekbench Single | 3640 | 1050 | |
| Geekbench Multi | 11033 | 3200 | |
| Display | 6.8" AMOLED | 6.6" Super AMOLED | |
| Resolution | 1272x2772 | 2340x1080 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 6500 mAh | 5000 mAh | |
| Charging | 120W | 25W | |
| Wireless charging | 50W | 0W | |
| DXOMark (camera) | — | 108 | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 50 MP | 12 MP | |
| Telephoto | 50 MP | 0 MP | |
| Front camera | 32 MP | 13 MP | |
| RAM | 12GB / 16GB | 8GB | |
| Storage | 256GB / 512GB | 128GB / 256GB | |
| OS | Android 16, OxygenOS 16 (Global), ColorOS 16 (China) | Android 14 / One UI 6.1 | |
| Brightness (peak) | 1800 nits | 1000 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP67 | |
| Dimensions | 161.4×76.7×8.1 mm | 161.1×77.4×8.2 mm | |
| Weight | 213 g | 213 g | |
| Launch price | $799 | $449 |
OnePlus 15
- Main: 50MP
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Samsung Galaxy A55
- Main: 50MP f/f/1.8
- Ultrawide: 12MP
- Front: 13MP
OnePlus 15
- 6.8" AMOLED
- Resolution: 1272x2772
- Refresh rate: 120 Hz
Samsung Galaxy A55
- 6.6" Super AMOLED
- Resolution: 2340x1080
- Refresh rate: 120 Hz
OnePlus 15
- 6500 mAh
- Wired: 120W
- Wireless: 50W
Samsung Galaxy A55
- 5000 mAh
- Wired: 25W
- No wireless charging
We compared OnePlus 15 and Samsung Galaxy A55, covering their specs and all relevant benchmarks.
OnePlus 15 leads Samsung Galaxy A55 by 253.6% in our overall performance rating.
Launch price difference: $350. Samsung Galaxy A55 was $350 cheaper at launch.
performance
In the "performance" category, the OnePlus 15 significantly outperforms the Samsung Galaxy A55 (97/100 vs 58/100).
display
In the "display" category, the OnePlus 15 is a bit better (84/100 vs 79/100).
camera
In the "camera" category, the OnePlus 15 significantly outperforms the Samsung Galaxy A55 (78/100 vs 48/100).
battery
In the "battery" category, the OnePlus 15 significantly outperforms the Samsung Galaxy A55 (89/100 vs 44/100).
portability
In the "portability" category, the OnePlus 15 and the Samsung Galaxy A55 are nearly equal (50/100 vs 49/100).
Which is better: the OnePlus 15 or the Samsung Galaxy A55?
The OnePlus 15 significantly outperforms the Samsung Galaxy A55 by 31 points (86/100 vs 55/100).
What is the rating of the OnePlus 15 and the Samsung Galaxy A55?
The OnePlus 15 has a MobileRank rating of 86/100, the Samsung Galaxy A55 — 55/100.
Which has the better camera: the OnePlus 15 or the Samsung Galaxy A55?
The OnePlus 15 leads on camera score (78/100 vs 48/100).
Which is more powerful: the OnePlus 15 or the Samsung Galaxy A55?
The OnePlus 15 leads on performance (97/100 vs 58/100).
Should you choose the OnePlus 15 over the Samsung Galaxy A55?
The OnePlus 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. The Samsung Galaxy A55 is a better fit for everyday use.