Xiaomi Redmi K90 vs Xiaomi Redmi K40 Ultra
Here you can compare Xiaomi Redmi K90 and Xiaomi Redmi K40 Ultra. Comparing Xiaomi Redmi K90 vs Xiaomi Redmi K40 Ultra on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Xiaomi Redmi K90 stands against Xiaomi Redmi K40 Ultra and which one should you buy The current lowest price found for Xiaomi Redmi K90 is ₹46,990 and for Xiaomi Redmi K40 Ultra is ₹29,990. The details of both of these products were last updated on Sep 08, 2024.
| Specification | Xiaomi Redmi K90 | Xiaomi Redmi K40 Ultra |
|---|---|---|
| CPU | Octa Core Processor | 3 GHz, Octa Core Processor |
| RAM | 12 GB | 8 GB |
| OS | Android v14 | Android v11 |
| Display | 6.8 inches, 1440 x 3200 pixels, 144 Hz | 6.67 inches, 1080 x 2400 pixels, 120 Hz |
| Rear Camera | 50 MP f/1.9 (Wide Angle) 13 MP (Ultra Wide) 2 MP f/2.4 (macro) with autofocus | 64 MP f/1.7-f/2.4 8 MP 2 MP with autofocus |
| Price | ₹46,990 | ₹29,990 |
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Overview
| Specs Score | 79 / 100 | 82 / 100 Better Specs |
| Display Resolution | 1440 x 3200 pixels Better Resolution | 1080 x 2400 pixels |
| RAM | 12 GB More RAM | 8 GB |
| Storage | 256 GB More Storage | 128 GB |
| CPU Clock Speed | 3 GHz Faster Clock Speed | |
| Rear Camera | 50 MP + 13 MP + 2 MP Triple | 64 MP + 8 MP + 2 MP Triple Better Camera Resolution |
| Front Camera | 32 MP Better Front Camera Resolution | 16 MP |
| Battery | 5500 mAh Bigger Battery | 5065 mAh |
| Unique Features | No NFC Wireless Charging IR Blaster | FM Radio No No No |
General
| Model | K90 | K40 Ultra |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | April 27, 2025 (Expected) |
Design
| Dimensions | 162.8 x 75.4 x 8.6 mm or 8.9 mm |
Display
| Type | Color AMOLED Screen (1B Colors) | Color OLED Screen (16M Colors) |
| Touch | Yes, 580 Hz Touch Sampling Rate | Yes |
| Size | 6.8 inches, 1440 x 3200 pixels, 144 Hz | 6.67 inches, 1080 x 2400 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 516 PPI | ~ 395 PPI |
| Screen to Body Ratio | ~ 87.5% | ~ 86.3% |
| Features | 2440Hz High-frequency PWM dimming, HDR10+, HDR Vivid, 3000nits | |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
Memory
| RAM | 12 GB | 8 GB |
| Storage | 256 GB | 128 GB |
| Storage Type | UFS 4.0 | |
| Card Slot | No | No |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | n1/n3/n5/n8/n28a/n38/n41/n77/n78 | |
| VoLTE | Yes | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 7 | |
| Bluetooth | Yes, v5.4, A2DP, LE | Yes, v5.2 |
| USB | Yes, USB-C v2.0 | Yes, USB-C |
| USB Features | USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging |
| IR Blaster | Yes |
Extra
| GPS | Yes, with A-GPS. Up to tri-band: GLONASS, BDS, GALILEO, QZSS, NavIC | Yes with A-GPS, Glonass |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro, Proximity, Compass, Color Spectrum | |
| 3.5mm Headphone Jack | No | USB Type-C |
| NFC | Yes | |
| Splash Resistant | Yes | |
| Dust Resistant | No | Yes |
Camera
| Rear Camera | 50 MP f/1.9 (Wide Angle) 13 MP (Ultra Wide) 2 MP f/2.4 (macro) with autofocus | 64 MP f/1.7-f/2.4 8 MP 2 MP with autofocus |
| Features | HDR, panorama | Digital Zoom, Auto Flash, Face detection, Touch to focus |
| Video Recording | 8K @ 24 fps UHD, 4K @ 30/60 fps UHD, 1080p @ 30/60 fps FHD, 720p @ 1920 fps HD | 1080p @ 30 fps FHD |
| Flash | Yes, Dual LED | Yes, LED |
| Front Camera | Punch Hole 32 MP (Wide Angle) | Punch Hole 16 MP Primary Camera with Screen Flash |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
Technical
| OS | Android v14 | Android v11 |
| Custom UI | HyperOS | |
| Chipset | Qualcomm Snapdragon 8 Gen4 | MediaTek Dimensity 1200 |
| CPU | Octa Core Processor | 3 GHz, Octa Core Processor |
| Core Details | 1x3.0 GHz Cortex-A78 & 3x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55 | |
| GPU | Mali-G77 MC9 | |
| Java | No | No |
| Browser | Yes | Yes |
Multimedia
| Yes | Yes | |
| Music | Yes | Yes |
| Video | Yes | Yes |
| FM Radio | No | Yes |
| Document Reader | Yes | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5500 mAh, Li-Po Battery | 5065 mAh, Li-Po Battery |
| Fast Charging | Yes, 150W Fast charging | Yes, 67W Fast Charging |
| Wireless Charging | Yes, 50W |
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