Samsung Galaxy A21s vs Xiaomi 15 Pro

The Samsung Galaxy A21s (2020) runs on the Exynos 850, while the Xiaomi 15 Pro (2025) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $215 and $771. By overall MobileRank rating, the Xiaomi 15 Pro leads — 83/100 vs 29/100 (a 54-point difference). Key differences: the Xiaomi 15 Pro has the bigger battery (6100 mAh vs 5000); the main camera is 48 MP vs 50 MP; the Xiaomi 15 Pro is faster in AnTuTu (3,001,049 vs 234,339); the Samsung Galaxy A21s is noticeably lighter (192g vs 213g).

The Xiaomi 15 Pro significantly outperforms the Samsung Galaxy A21s by 54 points (83/100 vs 29/100).
Profile comparison
Category scores
Samsung Galaxy A21s
Performance 16
Display 32
Camera 30
Battery 52
Portability 55
Value for money 18
Xiaomi 15 Pro
Performance 91
Display 90
Camera 78
Battery 80
Portability 46
Value for money 78
What makes Samsung Galaxy A21s better?
  • Lighter: 192g vs 213g
  • Cheaper at launch: $215 vs $771

  • Better portability (55/100 vs 46/100)
What makes Xiaomi 15 Pro better?
  • Higher AnTuTu: 3001049 vs 234339
  • Better Geekbench Single: 2798 vs 300
  • Better Geekbench Multi: 10104 vs 836
  • Bigger battery: 6100 vs 5000 mAh
  • Better main camera: 50MP vs 48MP
  • Higher refresh rate: 120Hz vs 60Hz

  • Higher performance (91/100 vs 16/100)
  • Better camera (78/100 vs 30/100)
  • Longer battery life (80/100 vs 52/100)
  • Better display (90/100 vs 32/100)
Comparison verdict

Comparing the Samsung Galaxy A21s vs the Xiaomi 15 Pro, the Xiaomi 15 Pro scores 54 points higher (83/100 vs 29/100). In the "performance" category, the Xiaomi 15 Pro leads (91/100 vs 16/100). In the "camera" category, the Xiaomi 15 Pro leads (78/100 vs 30/100). In the "battery" category, the Xiaomi 15 Pro leads (80/100 vs 52/100). Value score: Samsung Galaxy A21s — 18/100, Xiaomi 15 Pro — 78/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the Xiaomi 15 Pro significantly outperforms the Samsung Galaxy A21s (91/100 vs 16/100). In the "display" category, the Xiaomi 15 Pro significantly outperforms the Samsung Galaxy A21s (90/100 vs 32/100). In the "camera" category, the Xiaomi 15 Pro significantly outperforms the Samsung Galaxy A21s (78/100 vs 30/100). In the "battery" category, the Xiaomi 15 Pro notably outperforms the Samsung Galaxy A21s (80/100 vs 52/100). In the "portability" category, the Samsung Galaxy A21s is a bit better (55/100 vs 46/100).

Samsung Galaxy A21s: The Samsung Galaxy A21s is a better fit for everyday use.
Xiaomi 15 Pro: The Xiaomi 15 Pro is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.
Specs comparison
Specification Samsung Galaxy A21s Xiaomi 15 Pro
Processor Exynos 850 Qualcomm Snapdragon 8 Elite
AnTuTu 234339 3001049
Geekbench Single 300 2798
Geekbench Multi 836 10104
Display 6.5" IPS LCD 6.7" LTPO AMOLED
Resolution 3200x1440
Refresh rate 60 Hz 120 Hz
Battery 5000 mAh 6100 mAh
Charging 90W
Wireless charging 0W 50W
Main camera 48 MP 50 MP
Ultrawide 0 MP 50 MP
Telephoto 0 MP 50 MP
Front camera 13 MP 32 MP
RAM 3GB / 4GB / 6GB 12GB / 16GB
Storage 32GB / 64GB 256GB / 512GB / 1TB
OS Android 15 / HyperOS 2
Brightness (peak) 3200 nits
NFC yes yes
Protection IP68
Dimensions 163.7×75.3×8.9 mm 161.3×75.3×8.4 mm
Weight 192 g 213 g
Launch price $215 $771
Camera comparison
Samsung Galaxy A21s
  • Main: 48MP
  • Front: 13MP
30
camera
Xiaomi 15 Pro
  • Main: 50MP f/f/1.4
  • Ultrawide: 50MP
  • Telephoto: 50MP
  • Front: 32MP
78
camera
Display comparison
Samsung Galaxy A21s
  • 6.5" IPS LCD
  • Refresh rate: 60 Hz
32
display
Xiaomi 15 Pro
  • 6.7" LTPO AMOLED
  • Resolution: 3200x1440
  • Refresh rate: 120 Hz
90
display
Battery and charging
Samsung Galaxy A21s
  • 5000 mAh
  • No wireless charging
52
battery
Xiaomi 15 Pro
  • 6100 mAh
  • Wired: 90W
  • Wireless: 50W
80
battery
Overall performance score

We compared Samsung Galaxy A21s and Xiaomi 15 Pro, covering their specs and all relevant benchmarks.

Samsung Galaxy A21s Exynos 850
29/100
234339 AnTuTu
Xiaomi 15 Pro Qualcomm Snapdragon 8 Elite
83/100 +92.2%
3001049 AnTuTu

Xiaomi 15 Pro leads Samsung Galaxy A21s by 92.2% in our overall performance rating.

Benchmarks
Launch prices and where to check today's
Samsung Galaxy A21s
$215
Xiaomi 15 Pro
$771

Launch price difference: $556. Samsung Galaxy A21s was $556 cheaper at launch.

Detailed category analysis
performance

In the "performance" category, the Xiaomi 15 Pro significantly outperforms the Samsung Galaxy A21s (91/100 vs 16/100).

display

In the "display" category, the Xiaomi 15 Pro significantly outperforms the Samsung Galaxy A21s (90/100 vs 32/100).

camera

In the "camera" category, the Xiaomi 15 Pro significantly outperforms the Samsung Galaxy A21s (78/100 vs 30/100).

battery

In the "battery" category, the Xiaomi 15 Pro notably outperforms the Samsung Galaxy A21s (80/100 vs 52/100).

portability

In the "portability" category, the Samsung Galaxy A21s is a bit better (55/100 vs 46/100).

Frequently asked questions
Which is better: the Samsung Galaxy A21s or the Xiaomi 15 Pro?

The Xiaomi 15 Pro significantly outperforms the Samsung Galaxy A21s by 54 points (83/100 vs 29/100).

What is the rating of the Samsung Galaxy A21s and the Xiaomi 15 Pro?

The Samsung Galaxy A21s has a MobileRank rating of 29/100, the Xiaomi 15 Pro — 83/100.

Which has the better camera: the Samsung Galaxy A21s or the Xiaomi 15 Pro?

The Xiaomi 15 Pro leads on camera score (78/100 vs 30/100).

Which is more powerful: the Samsung Galaxy A21s or the Xiaomi 15 Pro?

The Xiaomi 15 Pro leads on performance (91/100 vs 16/100).

Should you choose the Samsung Galaxy A21s over the Xiaomi 15 Pro?

The Samsung Galaxy A21s is a better fit for everyday use. The Xiaomi 15 Pro is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.