Redmi K40S vs Vivo X Fold6

The Redmi K40S (2022) runs on the Qualcomm Snapdragon 870 5G, while the Vivo X Fold6 (2026) runs on the MediaTek Dimensity 9500. By overall MobileRank rating, the Vivo X Fold6 leads — 88/100 vs 54/100 (a 34-point difference). Key differences: the Vivo X Fold6 has the bigger battery (6900 mAh vs 4500); the main camera is 48 MP vs 200 MP; the Vivo X Fold6 is faster in AnTuTu (3,485,039 vs 1,010,069); the Vivo X Fold6 is thinner (4.3mm vs 7.7mm).

The Vivo X Fold6 significantly outperforms the Redmi K40S by 34 points (88/100 vs 54/100).
Profile comparison
Category scores
Redmi K40S
Performance 61
Display 79
Camera 36
Battery 42
Portability 65
Value for money
Vivo X Fold6
Performance 94
Display 81
Camera 87
Battery 82
Portability 100
Value for money
What makes Redmi K40S better?

  • Overall rating 54/100
What makes Vivo X Fold6 better?
  • Higher AnTuTu: 3485039 vs 1010069
  • Better Geekbench Single: 3228 vs 1298
  • Better Geekbench Multi: 9553 vs 3520
  • Bigger battery: 6900 vs 4500 mAh
  • Faster charging: 80W vs 67W
  • Better main camera: 200MP vs 48MP

  • Higher performance (94/100 vs 61/100)
  • Better camera (87/100 vs 36/100)
  • Longer battery life (82/100 vs 42/100)
  • Better display (81/100 vs 79/100)
  • Better portability (100/100 vs 65/100)
Comparison verdict

Comparing the Redmi K40S vs the Vivo X Fold6, the Vivo X Fold6 scores 34 points higher (88/100 vs 54/100). In the "performance" category, the Vivo X Fold6 leads (94/100 vs 61/100). In the "camera" category, the Vivo X Fold6 leads (87/100 vs 36/100). In the "battery" category, the Vivo X Fold6 leads (82/100 vs 42/100). In the "performance" category, the Vivo X Fold6 significantly outperforms the Redmi K40S (94/100 vs 61/100). In the "display" category, the Vivo X Fold6 and the Redmi K40S are nearly equal (81/100 vs 79/100). In the "camera" category, the Vivo X Fold6 significantly outperforms the Redmi K40S (87/100 vs 36/100). In the "battery" category, the Vivo X Fold6 significantly outperforms the Redmi K40S (82/100 vs 42/100). In the "portability" category, the Vivo X Fold6 significantly outperforms the Redmi K40S (100/100 vs 65/100).

Redmi K40S: The Redmi K40S is a better fit for active users.
Vivo X Fold6: The Vivo X Fold6 is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life.
Specs comparison
Specification Redmi K40S Vivo X Fold6
Processor Qualcomm Snapdragon 870 5G MediaTek Dimensity 9500
AnTuTu 1010069 3485039
Geekbench Single 1298 3228
Geekbench Multi 3520 9553
Display 6.7" AMOLED 8.0" LTPO AMOLED
Resolution 1080x2400 2480x2200
Refresh rate 120 Hz 120 Hz
Battery 4500 mAh 6900 mAh
Charging 67W 80W
Wireless charging 0W 50W
Main camera 48 MP 200 MP
Ultrawide 8 MP 50 MP
Telephoto 0 MP 50 MP
Front camera 20 MP 20 MP
RAM 6GB / 8GB / 12GB 16GB
Storage 128GB / 256GB 512GB
OS Android 12, MIUI 13 Android 15
Brightness (peak) 1300 nits 5500 nits
NFC yes yes
Protection IP68
Dimensions 163.2×76.0×7.7 mm 159.7×142.3×4.3 mm
Weight 195 g
Price $1900
Camera comparison
Redmi K40S
  • Main: 48MP f/f/1.8
  • Ultrawide: 8MP
  • Front: 20MP
36
camera
Vivo X Fold6
  • Main: 200MP f/f/1.75
  • Ultrawide: 50MP
  • Telephoto: 50MP
  • Front: 20MP
87
camera
Display comparison
Redmi K40S
  • 6.7" AMOLED
  • Resolution: 1080x2400
  • Refresh rate: 120 Hz
79
display
Vivo X Fold6
  • 8.0" LTPO AMOLED
  • Resolution: 2480x2200
  • Refresh rate: 120 Hz
81
display
Battery and charging
Redmi K40S
  • 4500 mAh
  • Wired: 67W
  • No wireless charging
42
battery
Vivo X Fold6
  • 6900 mAh
  • Wired: 80W
  • Wireless: 50W
82
battery
Overall performance score

We compared Redmi K40S and Vivo X Fold6, covering their specs and all relevant benchmarks.

Redmi K40S Qualcomm Snapdragon 870 5G
54/100
1010069 AnTuTu
Vivo X Fold6 MediaTek Dimensity 9500
88/100 +71.0%
3485039 AnTuTu

Vivo X Fold6 leads Redmi K40S by 71.0% in our overall performance rating.

Benchmarks
Price and availability
Redmi K40S
Price unknown
Vivo X Fold6
$1900
Detailed category analysis
performance

In the "performance" category, the Vivo X Fold6 significantly outperforms the Redmi K40S (94/100 vs 61/100).

display

In the "display" category, the Vivo X Fold6 and the Redmi K40S are nearly equal (81/100 vs 79/100).

camera

In the "camera" category, the Vivo X Fold6 significantly outperforms the Redmi K40S (87/100 vs 36/100).

battery

In the "battery" category, the Vivo X Fold6 significantly outperforms the Redmi K40S (82/100 vs 42/100).

portability

In the "portability" category, the Vivo X Fold6 significantly outperforms the Redmi K40S (100/100 vs 65/100).

Frequently asked questions
Which is better: the Redmi K40S or the Vivo X Fold6?

The Vivo X Fold6 significantly outperforms the Redmi K40S by 34 points (88/100 vs 54/100).

What is the rating of the Redmi K40S and the Vivo X Fold6?

The Redmi K40S has a MobileRank rating of 54/100, the Vivo X Fold6 — 88/100.

Which has the better camera: the Redmi K40S or the Vivo X Fold6?

The Vivo X Fold6 leads on camera score (87/100 vs 36/100).

Which is more powerful: the Redmi K40S or the Vivo X Fold6?

The Vivo X Fold6 leads on performance (94/100 vs 61/100).

Should you choose the Redmi K40S over the Vivo X Fold6?

The Redmi K40S is a better fit for active users. The Vivo X Fold6 is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life.