Xiaomi Redmi K90

Xiaomi Redmi K90 Comparison
  • OS updates until 2029 (4+ years remaining) updates
  • Security patches until 2030 (5+ years) updates

Predecessor Comparison

Here's how Xiaomi Redmi K90 compares with its predecessor Xiaomi Redmi K80:

Advantages of Xiaomi Redmi K90

  • This phone is powered by a better chipset: Qualcomm SnapDragon 8 Elite, compared to the predecessor's Qualcomm Snapdragon 8 Gen 3. This means faster processing and improved overall performance.
  • This phone offers a larger battery capacity (7100 mAh) compared to the Xiaomi Redmi K80 (6550 mAh), resulting in longer usage time.
Xiaomi Redmi K80 (predecessor quick comparison with Xiaomi Redmi K90)

📊 Want the ultimate verdict? Compare side-by-side now, click the button below.

Xiaomi Redmi K90 Size

Credit Card Width: 75.3 mm Height: 157.5 mm
The Xiaomi Redmi K90 has dimensions of 157.5 mm (height) × 75.3 mm (width) × 8 mm (thickness). For comparison, you can see the size of the Xiaomi Redmi K90 next to a standard credit card measuring 85.6 × 53.98 mm for an easy size reference.
The diagram shows the Xiaomi Redmi K90 and a standard credit card in accurate proportions to each other, but not at their real-life size on your display.

Battery Analysis & Comparison

📈

This smartphone has a battery that's

+26.8% (+1,501mAh)

compared to other Flagship Killer models
Average: 5,599mAh | Current: 7,100mAh

TOP 3 Flagship Killer Devices By Battery Capacity

Last 4 years

Smartphones using Qualcomm SnapDragon 8 Elite chipset

Released

2025 October 23

NFC

Yes

Initial OS

Android 16

Details

Android 16, HyperOS 3

Major update cycle

4 years

Security update cycle

5 years

Card slot

No

Charger in the box

Yes

Charger Speed

100 watt

Body
Dimensions

157.5 x 75.3 x 8 mm

Weight

206 g

IP Rating

IP68, Waterproof up to 1.5 meters depth for 30 minutes

SIM

Nano-SIM + Nano-SIM

Details

Plastic back and aluminum frame

Colors

Black, White, Blue, Purple

Display
Protection

None

Tech

AMOLED

Refresh rate

120Hz

Brightness

3500 nits

Size

6.59 inches, 106.5 cm2

Screen to Body Ratio

89.8%

Resolution

1156 x 2510 pixels, 19.5:9 ratio 419 ppi density

68B colors, 2560Hz PWM, Dolby Vision, HDR Vivid, HDR10+

Performance
Chipset - V1

Qualcomm SnapDragon 8 Elite

Nanometer

3 nm

GPU

Adreno 830

Internal Storage

UFS 4.0

CPU

Octa-core 2x4.32 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M

RAM/Storage V1 12GB/256GB
RAM/Storage V2 12GB/512GB
RAM/Storage V3 16GB/512GB
RAM/Storage V4 16GB/1024GB
Battery
Capacity

7100mAh

Wired charging

100W

Wireless charging

No wireless charging

Specs

Non-removable Si/C Li-Po
Reverse wired 22.5W
PD3.0, QC3+
PPS 100W

USB

USB Type-C, OTG

Cameras
Main

50 MP, f/1.9, 24mm wide, 1/1.55", 1.0µm, PDAF, OIS
50 MP, f/2.2, 60mm telephoto, PDAF, 2.5x optical zoom
8 MP, f/2.2, 15mm, 120˚ ultrawide

OIS

Yes

Features

Color spectrum sensor, LED flash, HDR, panorama

Video

8K@30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps, gyro-EIS, HDR10+

Selfie

20 MP, wide, 1/2.0, 0.8µm

Selfie Video

1080p@30/60fps

Sound
Stereo

Stereo speakers and sound

Quality

Tuned by Bose, 24-bit/192kHz Hi-Res + Hi-Res wireless audio

3.5mm jack

No

FM Radio

No

Bluetooth

5.4, A2DP, LE, LHDC 5.0, ASHA

Misc
GPS

GPS L1+L5, BDS B1I+B1c+B2a, GALILEO E1+E5a, QZSS L1+L5, NavIC, GLONASS

Sensors

Ultrasonic Fingerprint under display, accelerometer, gyro, proximity, compass

WLAN

Wi-Fi 802.11 a/b/g/n/ac/6/7, dual-band, Wi-Fi Direct

WiFi 6/7

WiFi 7

5G

Yes

Price

350 €

What are the key specifications of the Xiaomi Redmi K90?

It is powered by the Qualcomm SnapDragon 8 Elite, fitted with a 6.59 inch display, a battery with 7100 mAh capacity and a main camera sensor of 50MP.

Does this device support NFC?

Yes, it has an NFC chip and can handle contactless payments and other functions that require it.

Does the box include a charger?

It comes with a charger in the box, no need to purchase separately.