OnePlus 15s vs Samsung Galaxy A20
The OnePlus 15s (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Samsung Galaxy A20 (2019) runs on the Samsung Exynos 7884; launch prices were $700 and $190. By overall MobileRank rating, the OnePlus 15s leads — 83/100 vs 19/100 (a 64-point difference). Key differences: the OnePlus 15s has the bigger battery (7500 mAh vs 4000); the main camera is 50 MP vs 13 MP; the Samsung Galaxy A20 is noticeably lighter (169g vs 195g).
Profile comparison
Category scores
OnePlus 15s
Samsung Galaxy A20
What makes OnePlus 15s better?
- Better Geekbench Single: 3639 vs 254
- Better Geekbench Multi: 11047 vs 802
- Bigger battery: 7500 vs 4000 mAh
- Better main camera: 50MP vs 13MP
- Higher refresh rate: 165Hz vs 60Hz
- Higher performance (98/100 vs 2/100)
- Better camera (53/100 vs 10/100)
- Longer battery life (89/100 vs 25/100)
- Better display (95/100 vs 51/100)
What makes Samsung Galaxy A20 better?
- Lighter: 169g vs 195g
- Cheaper at launch: $190 vs $700
- Better portability (79/100 vs 64/100)
Comparison verdict
Comparing the OnePlus 15s vs the Samsung Galaxy A20, the OnePlus 15s scores 64 points higher (83/100 vs 19/100). In the "performance" category, the OnePlus 15s leads (98/100 vs 2/100). In the "camera" category, the OnePlus 15s leads (53/100 vs 10/100). In the "battery" category, the OnePlus 15s leads (89/100 vs 25/100). Value score: OnePlus 15s — 80/100, Samsung Galaxy A20 — 2/100; 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 A20 (98/100 vs 2/100). In the "display" category, the OnePlus 15s significantly outperforms the Samsung Galaxy A20 (95/100 vs 51/100). In the "camera" category, the OnePlus 15s significantly outperforms the Samsung Galaxy A20 (53/100 vs 10/100). In the "battery" category, the OnePlus 15s significantly outperforms the Samsung Galaxy A20 (89/100 vs 25/100). In the "portability" category, the Samsung Galaxy A20 notably outperforms the OnePlus 15s (79/100 vs 64/100).
Specs comparison
| Specification | OnePlus 15s | Samsung Galaxy A20 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Samsung Exynos 7884 | |
| AnTuTu | 3950082 | — | |
| Geekbench Single | 3639 | 254 | |
| Geekbench Multi | 11047 | 802 | |
| Display | 6.3" AMOLED | 6.4" AMOLED | |
| Resolution | 2640x1216 | — | |
| Refresh rate | 165 Hz | 60 Hz | |
| Battery | 7500 mAh | 4000 mAh | |
| Charging | 100W | — | |
| Wireless charging | 50W | 0W | |
| Main camera | 50 MP | 13 MP | |
| Telephoto | 50 MP | 0 MP | |
| Front camera | 16 MP | 8 MP | |
| RAM | 12GB | 3GB | |
| Storage | 256GB / 512GB | 32GB | |
| OS | Android 16 | — | |
| NFC | — | yes | |
| Dimensions | — | 158.4×74.7×7.8 mm | |
| Weight | 195 g | 169 g | |
| Launch price | $700 | $190 |
Camera comparison
OnePlus 15s
- Main: 50MP f/1.8
- Telephoto: 50MP
- Front: 16MP
Samsung Galaxy A20
- Main: 13MP
- Front: 8MP
Display comparison
OnePlus 15s
- 6.3" AMOLED
- Resolution: 2640x1216
- Refresh rate: 165 Hz
Samsung Galaxy A20
- 6.4" AMOLED
- Refresh rate: 60 Hz
Battery and charging
OnePlus 15s
- 7500 mAh
- Wired: 100W
- Wireless: 50W
Samsung Galaxy A20
- 4000 mAh
- No wireless charging
Benchmarks
Launch prices and where to check today's
Launch price difference: $510. Samsung Galaxy A20 was $510 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the OnePlus 15s significantly outperforms the Samsung Galaxy A20 (98/100 vs 2/100).
display
In the "display" category, the OnePlus 15s significantly outperforms the Samsung Galaxy A20 (95/100 vs 51/100).
camera
In the "camera" category, the OnePlus 15s significantly outperforms the Samsung Galaxy A20 (53/100 vs 10/100).
battery
In the "battery" category, the OnePlus 15s significantly outperforms the Samsung Galaxy A20 (89/100 vs 25/100).
portability
In the "portability" category, the Samsung Galaxy A20 notably outperforms the OnePlus 15s (79/100 vs 64/100).
Frequently asked questions
Which is better: the OnePlus 15s or the Samsung Galaxy A20?
The OnePlus 15s significantly outperforms the Samsung Galaxy A20 by 64 points (83/100 vs 19/100).
What is the rating of the OnePlus 15s and the Samsung Galaxy A20?
The OnePlus 15s has a MobileRank rating of 83/100, the Samsung Galaxy A20 — 19/100.
Which has the better camera: the OnePlus 15s or the Samsung Galaxy A20?
The OnePlus 15s leads on camera score (53/100 vs 10/100).
Which is more powerful: the OnePlus 15s or the Samsung Galaxy A20?
The OnePlus 15s leads on performance (98/100 vs 2/100).
Should you choose the OnePlus 15s over the Samsung Galaxy A20?
The OnePlus 15s is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.