Side-by-side technical data
Xiaomi Redmi K90 Ultra vs Xiaomi Redmi 10
Comparison between Xiaomi Redmi K90 Ultra and Xiaomi Redmi 10: camera, battery, fast charging, display, performance and colors, side by side. More phones from Xiaomi.
NeoTeo's verdict
Which of the two is the better buy
The Xiaomi Redmi K90 Ultra suits buyers seeking stronger performance, a better display and more capable cameras; the Redmi 10 fits those who want a headphone jack and expandable storage. The performance gap is substantial: Snapdragon 8 Elite and 3,081,184 AnTuTu points for the K90 Ultra, against the Redmi 10’s MediaTek Helio G88 and 253,600.
The K90 Ultra’s 6.83-inch, 165 Hz AMOLED screen contrasts with the Redmi 10’s 6.5-inch, 90 Hz LCD. Resolution also favors the newer phone, at 1280 × 2772 px versus 1080 × 2400 px. Its main camera adds a 1/1.43-inch sensor, optical image stabilization and 8K video; the Redmi 10 records up to 1080p. The K90 Ultra’s 8,550 mAh battery and 100 W charging outpace 5,000 mAh and 18 W.
The Redmi 10 is lighter at 181 g versus 227 g, and supports expandable storage, unlike the K90 Ultra. It also has Google services and a 3.5 mm headphone jack; the K90 Ultra lacks Google services. The newer phone brings 5G and Wi-Fi 7, compared with the Redmi 10’s 4G and Wi-Fi 5. The Redmi 10 makes sense only if it costs less.
Xiaomi Redmi K90 Ultra
The Xiaomi Redmi K90 Ultra is better for buyers seeking more performance, a 165 Hz AMOLED display and 100 W charging.
Xiaomi Redmi 10
The Xiaomi Redmi 10 is the better fit for buyers who need expandable storage, Google services and a 3.5 mm headphone jack.
The verdict
Your pick: Xiaomi Redmi K90 Ultra, ahead on Design & display, Performance & hardware, Camera, Connectivity and Battery & charging.
| Category | Redmi K90 Ultra | Redmi 10 |
|---|---|---|
| Design & display | 8.6 | 6.4 |
| Performance & hardware | 9.1 | 2.8 |
| Camera | 7.4 | 5.0 |
| Connectivity | 7.9 | 5.7 |
| Battery & charging | 8.3 | 6.0 |
Which one is for you?
Xiaomi Redmi K90 Ultra, if you care about…
- Battery Capacity
- 8,550 mAh
- against 5,000 mAh
- AnTuTu Score
- 3,081,184
- against 253,600
- RAM Capacity
- 16 GB
- against 6 GB
- Wi-Fi Standards
- Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax), Wi-Fi 7 (802.11be), Wi-Fi 802.11a/b/g
- against Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
Xiaomi Redmi 10, if you care about…
- Weight
- 181 g
- against 227 g
- Expandable Storage
- Yes
- against No
- Google Services
- Yes
- against No
Specification comparison
Performance
| Specification | Redmi K90 Ultra | Redmi 10 |
|---|---|---|
| Processor Model | Qualcomm Snapdragon 8 Elite | MediaTek Helio G88 |
| Processor Process Size | 3 nm Best value | 12 nm |
| Graphics GPU | Qualcomm Adreno 830 | Mali-G52 MC2 |
| Storage Type | UFS 4.1 Best value | eMMC 5.1 |
| Maximum CPU Clock | 4.32 GHz Best value | 2 GHz |
| Maximum Storage Capacity | 1 TB Best value | 128 GB |
| AnTuTu Score | 3,081,184 Best value | 253,600 |
| Geekbench 6 Single-Core | 3,234 Best value | 425 |
| Geekbench 6 Multi-Core | 10,059 Best value | 1,355 |
| CPU Description | Octa-core CPU with 2x4.32 GHz and 6x3.53 GHz cores | Octa-core CPU with 2 Cortex-A75 cores at 2.0 GHz and 6 Cortex-A55 cores at 1.8 GHz. |
| Processor Type | Octa-Core | Octa-Core |
| 64-Bit Processor | Yes | Yes |
| RAM Capacity | 16 GB Best value | 6 GB |
| RAM Type | LPDDR5X Best value | LPDDR4X |
| Expandable Storage | No | Yes Best value |
| AnTuTu version | v11 | v10 |
Design
| Specification | Redmi K90 Ultra | Redmi 10 |
|---|---|---|
| Body Colors | Black, Blue, Silver | Grey, White, Blue |
| Body Thickness | 8.2 mm Best value | 8.9 mm |
| Body Width | 77.9 mm | 75.5 mm |
| Body Height | 162.9 mm | 162 mm |
| Weight | 227 g | 181 g Best value |
| Usable Surface | 90.3 % Best value | 83.4 % |
| Body Materials | Glass, Aluminium Alloy Best value | Plastic, P2i Nano Coating, Splash Resistant |
| Resistance Features | IP68, IP69, IP66 | — |
| Waterproof Depth | 1.5 m | — |
| Unfolded thickness | — | 8.9 mm |
Battery
| Specification | Redmi K90 Ultra | Redmi 10 |
|---|---|---|
| Battery Capacity | 8,550 mAh Best value | 5,000 mAh |
| Battery Type | Si-Carbon Li-Ion Best value | Li-Polymer |
| Fast Charge Power | 100 W Best value | 18 W |
| Battery Features | Non-Removable, Fast Charging, Reverse Charging, Reverse Wireless Charging, Rechargeable, Battery Level Indicator Best value | Fast Charging, Reverse Charging, Non-Removable, Rechargeable, Battery Level Indicator |
| Reverse wireless charging power | 22.5 W Best value | 9 W |
Display
| Specification | Redmi K90 Ultra | Redmi 10 |
|---|---|---|
| Display Aspect Ratio | 19.5:9 | 20:9 |
| Display Technology | AMOLED Best value | LTPS LCD |
| Peak Display Brightness | 9,500 nits | — |
| Display Diagonal | 6.83″ Best value | 6.5″ |
| Display Horizontal Resolution | 1,280 px Best value | 1,080 px |
| Display Vertical Resolution | 2,772 px Best value | 2,400 px |
| Display Pixel Density | 447 ppi Best value | 405 ppi |
| Display Refresh Rate | 165 Hz Best value | 90 Hz |
| Touch Sampling Rate | 480 Hz Best value | 180 Hz |
| Display Contrast Ratio | 8,000,000 :1 | — |
| Display Features | Hole-Punch Notch, HDR10, HDR10+, Dolby Vision, Always-On Display, Capacitive Touch, Multi-Touch, Gorilla Glass, DC Dimming, DCI-P3, TÜV Rheinland Low Blue Light, TÜV Rheinland Flicker-Free Certified, TÜV Rheinland Eye Comfort Certification, Scratch Resistant, Frameless | Gorilla Glass 3, Hole-Punch Notch, Capacitive Touch, Multi-Touch, Scratch Resistant, Frameless, Always-On Display |
Sensors
| Specification | Redmi K90 Ultra | Redmi 10 |
|---|---|---|
| Fingerprint Sensor Placement | Under Display | Side |
Sensor
| Specification | Redmi K90 Ultra | Redmi 10 |
|---|---|---|
| Sensor Features | Fingerprint Sensor, Accelerometer, Proximity Sensor, Gyroscope, Compass, Hall Sensor, Light Sensor, RGB Sensor, Cooling System | Fingerprint Sensor, Accelerometer, Proximity Sensor, Compass, Gyroscope, Light Sensor, Virtual Proximity Sensing |
Software
| Specification | Redmi K90 Ultra | Redmi 10 |
|---|---|---|
| Operating System | Android 16 | Android 11 |
| OS Family | Android | Android |
| OS Version | 16 Best value | 11 |
| Google Services | No | Yes Best value |
Connectivity
| Specification | Redmi K90 Ultra | Redmi 10 |
|---|---|---|
| SIM Configurations | Dual Nano-SIM, Dual SIM Dual Standby | Dual Nano-SIM, Dual SIM Dual Standby |
| Cellular Bands | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B1, 3G UMTS B2, 3G UMTS B3, 3G UMTS B4, 3G UMTS B5, 3G UMTS B6, 3G UMTS B8, 3G UMTS B19, 4G LTE B1, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B19, 4G LTE B28A, 4G LTE B34, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41, 4G LTE B42, 4G LTE B48, 4G LTE B66, 5G NR n1, 5G NR n3, 5G NR n5, 5G NR n7, 5G NR n8, 5G NR n28a, 5G NR n38, 5G NR n40, 5G NR n41, 5G NR n48, 5G NR n66, 5G NR n77, 5G NR n78 | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B1, 3G UMTS B2, 3G UMTS B3, 3G UMTS B4, 3G UMTS B5, 3G UMTS B8, 4G LTE B1, 4G LTE B2, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B20, 4G LTE B28A, 4G LTE B28B, 4G LTE B38, 4G LTE B40, 4G LTE B41 |
| Cellular Technologies | GSM, HSPA, LTE, 5G Best value | GSM, HSPA, UMTS, LTE, 4G |
| Wi-Fi Standards | Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax), Wi-Fi 7 (802.11be), Wi-Fi 802.11a/b/g Best value | Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac) |
| Wi-Fi Features | Dual Band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, MIMO | Dual Band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display |
| Bluetooth Version | Bluetooth 5.4 Best value | Bluetooth 5.1 |
| Bluetooth Profiles | A2DP, LE, LHDC 5.0, ASHA, Auracast | A2DP, LE |
| Navigation Systems | GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS, NavIC Best value | GPS, A-GPS, GLONASS, Galileo, BeiDou |
| Connectivity Features | USB Charging, USB Mass Storage, USB OTG, USB Type-C, NFC, Computer Sync, OTA Sync, Tethering, Infrared, VoLTE | 3.5 mm Audio Jack, Infrared, NFC, FM Radio, Computer Sync, OTA Sync, Tethering, VoLTE, USB Charging, USB Mass Storage, USB OTG, USB Type-C, USB Host |
| USB Version | USB 3.2 Best value | USB 2.0 |
| SAR American Head | — | 0.77 W/kg |
| SAR American Body | — | 0.74 W/kg |
| SAR (EU) head | — | 0.69 W/kg |
| SAR (EU) body | — | 0.99 W/kg |
| Max. download speed | 10,000 Mbps Best value | 300 Mbps |
| Max. upload speed | 3,500 Mbps Best value | 100 Mbps |
Audio
| Specification | Redmi K90 Ultra | Redmi 10 |
|---|---|---|
| Microphone Count | — | 2 |
| Audio Features | Stereo Speakers, Dolby Atmos, Hi-Res Audio, Hi-Res Wireless Audio, A2DP, LE, LHDC 5, ASHA, Auracast | Stereo Speakers, A2DP, LE, Hi-Res Audio, 24-bit/192kHz Audio |
Technical
| Specification | Redmi K90 Ultra | Redmi 10 |
|---|---|---|
| Model numbers | 2604FRK1EC | 21061119AG, 21061119DG, 21061119AL |
Related comparisons
- Xiaomi Redmi K90 Ultra vs Lenovo Legion Y70 (2026)
- Xiaomi Redmi K90 Ultra vs Oppo Reno15 Pro Max
- Xiaomi Redmi K90 Ultra vs Google Pixel 11
- Xiaomi Redmi K90 Ultra vs vivo X300 E
- Xiaomi Redmi 10 vs IIIF150 R2022
- Xiaomi Redmi 10 vs Ulefone Armor 12S
- Xiaomi Redmi 10 vs vivo Y35
- Xiaomi Redmi 10 vs Realme 9i 5G
