Redmi K40 vs ZTE Axon 30S

The Redmi K40 (2021) runs on the Qualcomm Snapdragon 870, while the ZTE Axon 30S (2022) runs on the Qualcomm Snapdragon 870 5G. Both devices score the same overall rating of 54/100. Key differences: the Redmi K40 has the bigger battery (4520 mAh vs 4200); the main camera is 48 MP vs 64 MP.

Both devices scored the same rating of 54/100 — the choice comes down to your priorities.
Profile comparison
Category scores
Redmi K40
Performance 61
Display 79
Camera 36
Battery 42
Portability 64
Value for money 50
ZTE Axon 30S
Performance 61
Display 79
Camera 43
Battery 33
Portability 67
Value for money
What makes Redmi K40 better?
  • Bigger battery: 4520 vs 4200 mAh

  • Longer battery life (42/100 vs 33/100)
What makes ZTE Axon 30S better?
  • Faster charging: 55W vs 33W
  • Better main camera: 64MP vs 48MP
  • Lighter: 189g vs 196g

  • Better camera (43/100 vs 36/100)
  • Better portability (67/100 vs 64/100)
Comparison verdict

The Redmi K40 and the ZTE Axon 30S received the same MobileRank rating — 54/100. In the "performance" category, both devices are on the same level — 61/100. In the "display" category, both devices are on the same level — 79/100. In the "camera" category, the ZTE Axon 30S is a bit better (43/100 vs 36/100). In the "battery" category, the Redmi K40 is a bit better (42/100 vs 33/100). In the "portability" category, the ZTE Axon 30S and the Redmi K40 are nearly equal (67/100 vs 64/100).

Redmi K40: The Redmi K40 is a better fit for active users.
ZTE Axon 30S: The ZTE Axon 30S is a better fit for active users.
Specs comparison
Specification Redmi K40 ZTE Axon 30S
Processor Qualcomm Snapdragon 870 Qualcomm Snapdragon 870 5G
AnTuTu 1010069 1010069
Geekbench Single 1298 1298
Geekbench Multi 3520 3520
Display 6.7" AMOLED 6.9" AMOLED
Resolution 2400x1080 1080x2460
Refresh rate 120 Hz 120 Hz
Battery 4520 mAh 4200 mAh
Charging 33W 55W
Main camera 48 MP 64 MP
Ultrawide 8 MP 8 MP
Front camera 20 MP 16 MP
RAM 6GB / 8GB / 12GB 8GB / 12GB
Storage 128GB / 256GB 128GB / 256GB
OS Android 11 Android 12, MyOS 12
NFC yes
Dimensions 170.2×77.8×7.8 mm
Weight 196 g 189 g
Launch price $309
Camera comparison
Redmi K40
  • Main: 48MP f/1.79
  • Ultrawide: 8MP
  • Front: 20MP
36
camera
ZTE Axon 30S
  • Main: 64MP f/f/1.8
  • Ultrawide: 8MP
  • Front: 16MP
43
camera
Display comparison
Redmi K40
  • 6.7" AMOLED
  • Resolution: 2400x1080
  • Refresh rate: 120 Hz
79
display
ZTE Axon 30S
  • 6.9" AMOLED
  • Resolution: 1080x2460
  • Refresh rate: 120 Hz
79
display
Battery and charging
Redmi K40
  • 4520 mAh
  • Wired: 33W
  • Wireless charging: no data
42
battery
ZTE Axon 30S
  • 4200 mAh
  • Wired: 55W
  • No wireless charging
33
battery
Overall performance score

We compared Redmi K40 and ZTE Axon 30S, covering their specs and all relevant benchmarks.

Redmi K40 Qualcomm Snapdragon 870
54/100
1010069 AnTuTu
ZTE Axon 30S Qualcomm Snapdragon 870 5G
54/100
1010069 AnTuTu

Equal performance based on benchmark results.

Benchmarks
Launch prices and where to check today's
Redmi K40
$309
ZTE Axon 30S
Price unknown
Detailed category analysis
performance

In the "performance" category, both devices are on the same level — 61/100.

display

In the "display" category, both devices are on the same level — 79/100.

camera

In the "camera" category, the ZTE Axon 30S is a bit better (43/100 vs 36/100).

battery

In the "battery" category, the Redmi K40 is a bit better (42/100 vs 33/100).

portability

In the "portability" category, the ZTE Axon 30S and the Redmi K40 are nearly equal (67/100 vs 64/100).

Frequently asked questions
Which is better: the Redmi K40 or the ZTE Axon 30S?

Both devices scored 54/100. The choice depends on your priorities: if performance matters more — go with the ZTE Axon 30S.

What is the rating of the Redmi K40 and the ZTE Axon 30S?

The Redmi K40 has a MobileRank rating of 54/100, the ZTE Axon 30S — 54/100.

Which has the better camera: the Redmi K40 or the ZTE Axon 30S?

The ZTE Axon 30S leads on camera score (43/100 vs 36/100).

Should you choose the Redmi K40 over the ZTE Axon 30S?

The Redmi K40 is a better fit for active users. The ZTE Axon 30S is a better fit for active users.