OnePlus 16 vs Samsung Galaxy A21s
The OnePlus 16 (2026) runs on the Qualcomm Snapdragon 8 Elite Extreme Gen 6, while the Samsung Galaxy A21s (2020) runs on the Exynos 850. By overall MobileRank rating, the OnePlus 16 leads — 95/100 vs 29/100 (a 66-point difference). Key differences: the OnePlus 16 has the bigger battery (9000 mAh vs 5000); the main camera is 200 MP vs 48 MP; the OnePlus 16 is faster in AnTuTu (4,627,389 vs 234,339).
Profile comparison
Category scores
OnePlus 16
Samsung Galaxy A21s
What makes OnePlus 16 better?
- Higher AnTuTu: 4627389 vs 234339
- Better Geekbench Single: 4327 vs 300
- Better Geekbench Multi: 12873 vs 836
- Bigger battery: 9000 vs 5000 mAh
- Better main camera: 200MP vs 48MP
- Higher refresh rate: 165Hz vs 60Hz
- Higher performance (100/100 vs 16/100)
- Better camera (90/100 vs 30/100)
- Longer battery life (95/100 vs 52/100)
- Better display (94/100 vs 32/100)
What makes Samsung Galaxy A21s better?
- Overall rating 29/100
Comparison verdict
Comparing the OnePlus 16 vs the Samsung Galaxy A21s, the OnePlus 16 scores 66 points higher (95/100 vs 29/100). In the "performance" category, the OnePlus 16 leads (100/100 vs 16/100). In the "camera" category, the OnePlus 16 leads (90/100 vs 30/100). In the "battery" category, the OnePlus 16 leads (95/100 vs 52/100). In the "performance" category, the OnePlus 16 significantly outperforms the Samsung Galaxy A21s (100/100 vs 16/100). In the "display" category, the OnePlus 16 significantly outperforms the Samsung Galaxy A21s (94/100 vs 32/100). In the "camera" category, the OnePlus 16 significantly outperforms the Samsung Galaxy A21s (90/100 vs 30/100). In the "battery" category, the OnePlus 16 significantly outperforms the Samsung Galaxy A21s (95/100 vs 52/100).
Specs comparison
| Specification | OnePlus 16 | Samsung Galaxy A21s | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Extreme Gen 6 | Exynos 850 | |
| AnTuTu | 4627389 | 234339 | |
| Geekbench Single | 4327 | 300 | |
| Geekbench Multi | 12873 | 836 | |
| Display | 6.8" LTPO AMOLED | 6.5" IPS LCD | |
| Resolution | 1272x2772 | — | |
| Refresh rate | 165 Hz | 60 Hz | |
| Battery | 9000 mAh | 5000 mAh | |
| Charging | 100W | — | |
| Wireless charging | 50W | 0W | |
| Main camera | 200 MP | 48 MP | |
| Ultrawide | 50 MP | 0 MP | |
| Telephoto | 50 MP | 0 MP | |
| Front camera | 32 MP | 13 MP | |
| RAM | 12GB / 16GB | 3GB / 4GB / 6GB | |
| Storage | 256GB / 512GB / 1TB | 32GB / 64GB | |
| OS | Android 17, OxygenOS 17 | — | |
| NFC | yes | yes | |
| Protection | IP68 | — | |
| Dimensions | — | 163.7×75.3×8.9 mm | |
| Weight | — | 192 g | |
| Launch price | — | $215 |
Camera comparison
OnePlus 16
- Main: 200MP
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Samsung Galaxy A21s
- Main: 48MP
- Front: 13MP
Display comparison
OnePlus 16
- 6.8" LTPO AMOLED
- Resolution: 1272x2772
- Refresh rate: 165 Hz
Samsung Galaxy A21s
- 6.5" IPS LCD
- Refresh rate: 60 Hz
Battery and charging
OnePlus 16
- 9000 mAh
- Wired: 100W
- Wireless: 50W
Samsung Galaxy A21s
- 5000 mAh
- No wireless charging
Overall performance score
We compared OnePlus 16 and Samsung Galaxy A21s, covering their specs and all relevant benchmarks.
OnePlus 16 leads Samsung Galaxy A21s by 1874.7% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
OnePlus 16
Price unknownDetailed category analysis
performance
In the "performance" category, the OnePlus 16 significantly outperforms the Samsung Galaxy A21s (100/100 vs 16/100).
display
In the "display" category, the OnePlus 16 significantly outperforms the Samsung Galaxy A21s (94/100 vs 32/100).
camera
In the "camera" category, the OnePlus 16 significantly outperforms the Samsung Galaxy A21s (90/100 vs 30/100).
battery
In the "battery" category, the OnePlus 16 significantly outperforms the Samsung Galaxy A21s (95/100 vs 52/100).
Frequently asked questions
Which is better: the OnePlus 16 or the Samsung Galaxy A21s?
The OnePlus 16 significantly outperforms the Samsung Galaxy A21s by 66 points (95/100 vs 29/100).
What is the rating of the OnePlus 16 and the Samsung Galaxy A21s?
The OnePlus 16 has a MobileRank rating of 95/100, the Samsung Galaxy A21s — 29/100.
Which has the better camera: the OnePlus 16 or the Samsung Galaxy A21s?
The OnePlus 16 leads on camera score (90/100 vs 30/100).
Which is more powerful: the OnePlus 16 or the Samsung Galaxy A21s?
The OnePlus 16 leads on performance (100/100 vs 16/100).
Should you choose the OnePlus 16 over the Samsung Galaxy A21s?
The OnePlus 16 is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life.