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InnoReviews

REDMI K90 Max vs vivo Y39 5G

WINNER
REDMI K90 Max
69.2Inno Score
VS
vivo Y39 5G
40.8Inno Score
64.4Performance28.9
79.4Display39.6
43.4Camera29
83.2Battery66.2
86.7Features52
11 spec wins — REDMI K90 Max1 spec wins — vivo Y39 5G

InnoReviews verdict

REDMI K90 Max wins this phone face-off, 69.2 to 40.8, pulling ahead mainly in display (+40) and performance (+36). vivo Y39 5G still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the REDMI K90 Max

  • Stronger performance score: 64 vs 29
  • Stronger display score: 79 vs 40
  • Stronger camera score: 43 vs 29
  • Stronger battery score: 83 vs 66
  • Stronger features score: 87 vs 52

Reasons to pick the vivo Y39 5G

No decisive spec advantages — this side competes on price and preference.

Display

Display comparison: REDMI K90 Max versus vivo Y39 5G
SpecREDMI K90 Maxvivo Y39 5G
Screen size6.83 ″+2%6.68 ″
Panel typeAMOLEDIPS LCD
Resolution1280x2772720x1608
Pixel density447 ppi+69%264 ppi
Refresh rate165 Hz+38%120 Hz
Peak brightness3,500 nits+250%1,000 nits

Performance

Performance comparison: REDMI K90 Max versus vivo Y39 5G
SpecREDMI K90 Maxvivo Y39 5G
ChipsetMediaTek Dimensity 9500Qualcomm Snapdragon 4 Gen 2
RAM (max)16 GB+100%8 GB
Storage options256/512GB/1TB128/256GB
Storage typeUFS 4.1UFS 2.2

Camera

Camera comparison: REDMI K90 Max versus vivo Y39 5G
SpecREDMI K90 Maxvivo Y39 5G
Main camera50 MP50 MP
Main aperturef/1.68f/1.8
Ultra-wide8 MP—
Max video8K@30fps1080p@30fps
Front camera20 MP+150%8 MP
OISYesNo

Battery

Battery comparison: REDMI K90 Max versus vivo Y39 5G
SpecREDMI K90 Maxvivo Y39 5G
Capacity8,550 mAh+32%6,500 mAh
Wired charging100 W+127%44 W

Design

Design comparison: REDMI K90 Max versus vivo Y39 5G
SpecREDMI K90 Maxvivo Y39 5G
Weight227 g207 g+9%
Thickness8.2 mm+2%8.4 mm
IP ratingIP66/IP68/IP69IP64

Connectivity

Connectivity comparison: REDMI K90 Max versus vivo Y39 5G
SpecREDMI K90 Maxvivo Y39 5G
5GYesYes
Wi-FiWi-Fi 7Wi-Fi 5
Bluetooth5.45.0
NFCYesNo
USBUSB-CUSB-C 2.0
eSIMNoNo

Software

Software comparison: REDMI K90 Max versus vivo Y39 5G
SpecREDMI K90 Maxvivo Y39 5G
OS at launchAndroid 16 (HyperOS 3)Android 15 (Funtouch OS 15)
OS update pledge—2 years

Audio

Audio comparison: REDMI K90 Max versus vivo Y39 5G
SpecREDMI K90 Maxvivo Y39 5G
Stereo speakersYesYes
3.5mm jack—Yes

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