Samsung Galaxy A21s vs Samsung Galaxy S25+
The Samsung Galaxy A21s (2020) runs on the Exynos 850, while the Samsung Galaxy S25+ (2025) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $215 and $999. By overall MobileRank rating, the Samsung Galaxy S25+ leads — 71/100 vs 29/100 (a 42-point difference). Key differences: the Samsung Galaxy A21s has the bigger battery (5000 mAh vs 4900); the main camera is 48 MP vs 50 MP; the Samsung Galaxy S25+ is faster in AnTuTu (3,219,688 vs 234,339); the Samsung Galaxy S25+ is thinner (7.3mm vs 8.9mm).
Profile comparison
Category scores
Samsung Galaxy A21s
Samsung Galaxy S25+
What makes Samsung Galaxy A21s better?
- Bigger battery: 5000 vs 4900 mAh
- Cheaper at launch: $215 vs $999
- Overall rating 29/100
What makes Samsung Galaxy S25+ better?
- Higher AnTuTu: 3219688 vs 234339
- Better Geekbench Single: 3050 vs 300
- Better Geekbench Multi: 9700 vs 836
- Better main camera: 50MP vs 48MP
- Higher refresh rate: 120Hz vs 60Hz
- Lighter: 190g vs 192g
- Higher performance (92/100 vs 16/100)
- Better camera (40/100 vs 30/100)
- Longer battery life (54/100 vs 52/100)
- Better display (89/100 vs 32/100)
- Better portability (72/100 vs 55/100)
Comparison verdict
Comparing the Samsung Galaxy A21s vs the Samsung Galaxy S25+, the Samsung Galaxy S25+ scores 42 points higher (71/100 vs 29/100). In the "performance" category, the Samsung Galaxy S25+ leads (92/100 vs 16/100). In the "camera" category, the Samsung Galaxy S25+ leads (40/100 vs 30/100). Value score: Samsung Galaxy A21s — 16/100, Samsung Galaxy S25+ — 52/100; 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 Samsung Galaxy S25+ significantly outperforms the Samsung Galaxy A21s (92/100 vs 16/100). In the "display" category, the Samsung Galaxy S25+ significantly outperforms the Samsung Galaxy A21s (89/100 vs 32/100). In the "camera" category, the Samsung Galaxy S25+ is a bit better (40/100 vs 30/100). In the "battery" category, the Samsung Galaxy S25+ and the Samsung Galaxy A21s are nearly equal (54/100 vs 52/100). In the "portability" category, the Samsung Galaxy S25+ notably outperforms the Samsung Galaxy A21s (72/100 vs 55/100).
Specs comparison
| Specification | Samsung Galaxy A21s | Samsung Galaxy S25+ | |
|---|---|---|---|
| Processor | Exynos 850 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 234339 | 3219688 | |
| Geekbench Single | 300 | 3050 | |
| Geekbench Multi | 836 | 9700 | |
| Display | 6.5" IPS LCD | 6.7" Dynamic AMOLED 2X | |
| Resolution | — | 3120x1440 | |
| Refresh rate | 60 Hz | 120 Hz | |
| Battery | 5000 mAh | 4900 mAh | |
| Charging | — | 45W | |
| Wireless charging | 0W | 15W | |
| Main camera | 48 MP | 50 MP | |
| Ultrawide | 0 MP | 12 MP | |
| Telephoto | 0 MP | 10 MP | |
| Front camera | 13 MP | 12 MP | |
| RAM | 3GB / 4GB / 6GB | 12GB | |
| Storage | 32GB / 64GB | 256GB / 512GB | |
| OS | — | Android 15 / One UI 7 | |
| Brightness (peak) | — | 2600 nits | |
| NFC | yes | yes | |
| Protection | — | IP68 | |
| Dimensions | 163.7×75.3×8.9 mm | 158.4×75.8×7.3 mm | |
| Weight | 192 g | 190 g | |
| Launch price | $215 | $999 |
Camera comparison
Samsung Galaxy A21s
- Main: 48MP
- Front: 13MP
Samsung Galaxy S25+
- Main: 50MP f/1.8
- Ultrawide: 12MP
- Telephoto: 10MP
- Front: 12MP
Display comparison
Samsung Galaxy A21s
- 6.5" IPS LCD
- Refresh rate: 60 Hz
Samsung Galaxy S25+
- 6.7" Dynamic AMOLED 2X
- Resolution: 3120x1440
- Refresh rate: 120 Hz
Battery and charging
Samsung Galaxy A21s
- 5000 mAh
- No wireless charging
Samsung Galaxy S25+
- 4900 mAh
- Wired: 45W
- Wireless: 15W
Overall performance score
We compared Samsung Galaxy A21s and Samsung Galaxy S25+, covering their specs and all relevant benchmarks.
Samsung Galaxy S25+ leads Samsung Galaxy A21s by 92.7% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $784. Samsung Galaxy A21s was $784 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Samsung Galaxy S25+ significantly outperforms the Samsung Galaxy A21s (92/100 vs 16/100).
display
In the "display" category, the Samsung Galaxy S25+ significantly outperforms the Samsung Galaxy A21s (89/100 vs 32/100).
camera
In the "camera" category, the Samsung Galaxy S25+ is a bit better (40/100 vs 30/100).
battery
In the "battery" category, the Samsung Galaxy S25+ and the Samsung Galaxy A21s are nearly equal (54/100 vs 52/100).
portability
In the "portability" category, the Samsung Galaxy S25+ notably outperforms the Samsung Galaxy A21s (72/100 vs 55/100).
Frequently asked questions
Which is better: the Samsung Galaxy A21s or the Samsung Galaxy S25+?
The Samsung Galaxy S25+ significantly outperforms the Samsung Galaxy A21s by 42 points (71/100 vs 29/100).
What is the rating of the Samsung Galaxy A21s and the Samsung Galaxy S25+?
The Samsung Galaxy A21s has a MobileRank rating of 29/100, the Samsung Galaxy S25+ — 71/100.
Which has the better camera: the Samsung Galaxy A21s or the Samsung Galaxy S25+?
The Samsung Galaxy S25+ leads on camera score (40/100 vs 30/100).
Which is more powerful: the Samsung Galaxy A21s or the Samsung Galaxy S25+?
The Samsung Galaxy S25+ leads on performance (92/100 vs 16/100).
Should you choose the Samsung Galaxy A21s over the Samsung Galaxy S25+?
The Samsung Galaxy S25+ is a better fit for gamers and power users.