OnePlus 15s vs Samsung Galaxy A27 5G
The OnePlus 15s (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Samsung Galaxy A27 5G (2026) runs on the Exynos 1480; launch prices were $700 and $299. By overall MobileRank rating, the OnePlus 15s leads — 83/100 vs 54/100 (a 29-point difference). Key differences: the OnePlus 15s has the bigger battery (7500 mAh vs 5000); the OnePlus 15s is faster in AnTuTu (3,950,082 vs 903,337).
Profile comparison
Category scores
OnePlus 15s
Samsung Galaxy A27 5G
What makes OnePlus 15s better?
- Higher AnTuTu: 3950082 vs 903337
- Better Geekbench Single: 3639 vs 1137
- Better Geekbench Multi: 11047 vs 3437
- Bigger battery: 7500 vs 5000 mAh
- Faster charging: 100W vs 25W
- Higher refresh rate: 165Hz vs 120Hz
- Higher performance (98/100 vs 58/100)
- Better camera (53/100 vs 33/100)
- Longer battery life (89/100 vs 52/100)
- Better display (95/100 vs 79/100)
What makes Samsung Galaxy A27 5G better?
- Lighter: 185g vs 195g
- Cheaper at launch: $299 vs $700
- Better portability (74/100 vs 64/100)
Comparison verdict
Comparing the OnePlus 15s vs the Samsung Galaxy A27 5G, the OnePlus 15s scores 29 points higher (83/100 vs 54/100). In the "performance" category, the OnePlus 15s leads (98/100 vs 58/100). In the "camera" category, the OnePlus 15s leads (53/100 vs 33/100). In the "battery" category, the OnePlus 15s leads (89/100 vs 52/100). Value score: OnePlus 15s — 80/100, Samsung Galaxy A27 5G — 46/100; 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 15s significantly outperforms the Samsung Galaxy A27 5G (98/100 vs 58/100). In the "display" category, the OnePlus 15s notably outperforms the Samsung Galaxy A27 5G (95/100 vs 79/100). In the "camera" category, the OnePlus 15s notably outperforms the Samsung Galaxy A27 5G (53/100 vs 33/100). In the "battery" category, the OnePlus 15s significantly outperforms the Samsung Galaxy A27 5G (89/100 vs 52/100). In the "portability" category, the Samsung Galaxy A27 5G is a bit better (74/100 vs 64/100).
Specs comparison
| Specification | OnePlus 15s | Samsung Galaxy A27 5G | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Exynos 1480 | |
| AnTuTu | 3950082 | 903337 | |
| Geekbench Single | 3639 | 1137 | |
| Geekbench Multi | 11047 | 3437 | |
| Display | 6.3" AMOLED | 6.7" Super AMOLED | |
| Resolution | 2640x1216 | 2340x1080 | |
| Refresh rate | 165 Hz | 120 Hz | |
| Battery | 7500 mAh | 5000 mAh | |
| Charging | 100W | 25W | |
| Wireless charging | 50W | — | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 0 MP | 5 MP | |
| Telephoto | 50 MP | 0 MP | |
| Front camera | 16 MP | 13 MP | |
| RAM | 12GB | 6GB / 8GB | |
| Storage | 256GB / 512GB | 128GB / 256GB | |
| OS | Android 16 | Android 16 / One UI 8 | |
| Weight | 195 g | 185 g | |
| Launch price | $700 | $299 |
Camera comparison
OnePlus 15s
- Main: 50MP f/1.8
- Telephoto: 50MP
- Front: 16MP
Samsung Galaxy A27 5G
- Main: 50MP f/1.8
- Ultrawide: 5MP
- Front: 13MP
Display comparison
OnePlus 15s
- 6.3" AMOLED
- Resolution: 2640x1216
- Refresh rate: 165 Hz
Samsung Galaxy A27 5G
- 6.7" Super AMOLED
- Resolution: 2340x1080
- Refresh rate: 120 Hz
Battery and charging
OnePlus 15s
- 7500 mAh
- Wired: 100W
- Wireless: 50W
Samsung Galaxy A27 5G
- 5000 mAh
- Wired: 25W
- Wireless charging: no data
Overall performance score
We compared OnePlus 15s and Samsung Galaxy A27 5G, covering their specs and all relevant benchmarks.
OnePlus 15s leads Samsung Galaxy A27 5G by 337.3% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $401. Samsung Galaxy A27 5G was $401 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the OnePlus 15s significantly outperforms the Samsung Galaxy A27 5G (98/100 vs 58/100).
display
In the "display" category, the OnePlus 15s notably outperforms the Samsung Galaxy A27 5G (95/100 vs 79/100).
camera
In the "camera" category, the OnePlus 15s notably outperforms the Samsung Galaxy A27 5G (53/100 vs 33/100).
battery
In the "battery" category, the OnePlus 15s significantly outperforms the Samsung Galaxy A27 5G (89/100 vs 52/100).
portability
In the "portability" category, the Samsung Galaxy A27 5G is a bit better (74/100 vs 64/100).
Frequently asked questions
Which is better: the OnePlus 15s or the Samsung Galaxy A27 5G?
The OnePlus 15s significantly outperforms the Samsung Galaxy A27 5G by 29 points (83/100 vs 54/100).
What is the rating of the OnePlus 15s and the Samsung Galaxy A27 5G?
The OnePlus 15s has a MobileRank rating of 83/100, the Samsung Galaxy A27 5G — 54/100.
Which has the better camera: the OnePlus 15s or the Samsung Galaxy A27 5G?
The OnePlus 15s leads on camera score (53/100 vs 33/100).
Which is more powerful: the OnePlus 15s or the Samsung Galaxy A27 5G?
The OnePlus 15s leads on performance (98/100 vs 58/100).
Should you choose the OnePlus 15s over the Samsung Galaxy A27 5G?
The OnePlus 15s is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.