Xiaomi 14 Ultra vs Xiaomi Redmi 15 4G

At a glance

Brand: Xiaomi; Xiaomi
Release date: February 2024, 2 years 3 months ago; August 2025, 9 months ago
AnTuTu: 2.342.807 Antutu v11 Overall performance better than 95% of devices; 338.000 Antutu v10 Overall performance better than 63% of devices

Size: 6.73"; 6.9"
Resolution: 1440 x 3200 px WQHD+; 1080 x 2340 px FHD+
Type: AMOLED TCL CSOT C8; LCD IPS
Density: 521 ppi Very high density; 374 ppi High Density
Aspect ratio: 20:9; 20:9
Features: Hole-punch Notch, 1-120 Hz refresh rate, 1920 Hz PWM, Refresh rate 120 Hz, Variable refresh rate 1 Hz, Touch sampling rate 240 Hz, Peak brightness - 3000 cd/m², TÜV Rheinland Eye Comfort Certification, HDR10+, 12 Bits panel (10-bit +2-bit FRC), Dolby Vision, Scratch resistant, Dual Edge display, Corning Gorilla Glass Victus 2, Xiaomi Longjing Glass, Capacitive, Multi-touch, Frameless, LTPO (Low Temperature PolySilicon oxide); Hole-punch Notch, TUV Rheinland Low Blue Light, TÜV Rheinland Flicker-free Certified, Refresh rate 144 Hz, Brightnes 700 cd/m² (typ), TÜV Rheinland Eye Comfort Certification, DCI-P3, Scratch resistant, Capacitive, Multi-touch, Frameless

Chipset: Qualcomm Snapdragon 8 Gen3; Qualcomm Snapdragon 685 (SM6225)
CPU: 1x3.3GHz Cortex X4 + 3x3.2 GHz Cortex A720 + 2x3.0 GHz Cortex A720 + 2x2.3 GHz Cortex A520; 4x2.8 GHz Cortex A73 + 4x1.9GHz Cortex A53
CPU type: Octa-Core; Octa-Core
Process: 4 nm; 6 nm
Frequency: 3.3 GHz; 2.8 GHz
GPU: Adreno 750; Adreno 610
RAM: 16 GB; 6 GB
RAM type: RAM LPDDR5X; LPDDR4X RAM
64-bit: Yes; Yes

Resolution: 50 Mpx; 50 Mpx
Aperture: ƒ/ 1.63-4.0; ƒ/ 1.8
Sensor: Sony LYT-900; —
Pixel size: 1.60 µm; —
Sensor size: 1"; —
Flash: Dual LED; LED
Optical stabilization: Yes; No
Slow motion: Yes, 1920 fps; Yes, 60 fps
Features: Tracking AF, Flicker sensor, Noise reduction, Time-Lapse, 4K Video, 8K Video, Digital zoom, Optical zoom, Quadruple camera, Digital image stabilization, Optical Stabilization (OIS), Ultra stable video, Autofocus, Touch focus, Continuous autofocus, Manual focus, Phase detection autofocus (PDAF), Laser autofocus (LAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, Night Mode, RAW 14 bits; Digital zoom, Triple camera, Digital image stabilization, Autofocus, Touch focus, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer

Capacity: 5000 mAh; 7000 mAh
Type: Li-Polymer; Li-Polymer
Fast charge: Yes , 90.0W; Yes , 33.0W
Wireless charging: 80W wireless charge, 10W wireless reverse charge, Paper P2 smart fast charging chip, Paper G1 battery management chip; —
Features: Wireless charging, Reverse charging, Non-removable; Non-removable
Charge cycles: —; 1000 cycles
Runtime: —; ~ 62h

Dimensions: 75.3 mm 161.4 mm 9.2 mm Print 3D Model; 82.1 mm 171.1 mm 8.0 mm Print 3D Model
Weight: 220 g; 224 g
Materials: Aluminium alloy , Ceramics , Titanium; Plastic
Colors: Black Silver; Black Silver Violet
Water/dust resistance: IP68; IP64
Usable surface: 89 %; 83 %
Drop resistance: —; Class A B C D E 270 drops without defects
Repairability: —; Class A B C D E

Operating system: Android 14 Upside-down cake HyperOS (Android 14); Android 16 HyperOS 3.X (Android 16)
Updates: OS updates: 4 years, Security updates: 5 years; OS updates: 5 years
Google services: With Google Mobile Services; With Google Mobile Services

SIM: Dual SIM Dual Standby (Nano SIM + Nano SIM); Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth: Bluetooth 5.4 LELow energy consumption; Bluetooth 5.1 LELow energy consumption
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile), LE (Low Energy), APT-x, LDAC, SBC, AAC; A2DP (Advanced Audio Distribution Profile), LE (Low Energy), APT-x, LDAC, SBC, AAC
Wi-Fi: 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac, WiFi 6 (802.11ax) , WiFi 7 (802.11be); 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac
Wi-Fi features: Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, Wi-Fi MiMO; Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display
USB: USB Type-C; USB Type-C
USB features: Charging, OTG; Charging, OTG
Navigation: A-GPS, GLONASS, Beidou, QZSS, GPS (L1+L5), GLONASS (L1), BeiDou (B1), Galileo (E1+E5a), BeiDou (B2), NavIC System, QZSS (L1 + L5); GPS, A-GPS, GLONASS, Beidou, Galileo

5G: n1 (2100), n2 (1900 PCS), n3 (1800), n5 (850), n7 (2600), n8 (900), n20 (800), n28b (700), n28a (700), n38 (2600), n40 (2300), n41 (2500), n66 (1700), n77 (3700), n78 (3500), n79 (4700); —
4G LTE: B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B18 (800), B19 (800), B20 (800), B26 (850), B28b (700), B28a (700), B34 (TDD 2100), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500), B42 (TDD 3500), B48 (TDD 3600), B66 (1700/2100); B1 (2100), B3 (1800), B5 (850), B7 (2600), B8 (900), B20 (800), B28b (700), B28a (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500)
3G: B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B6 (800), B8 (900), B19 (800); B1 (2100), B5 (850), B8 (900)
2G: CDMA BC0 (800), B2 (1900), B3 (1800), B5 (850), B8 (900); B2 (1900), B3 (1800), B5 (850), B8 (900)

Fingerprint: Yes, in screen; Yes, on the side
Accelerometer: Yes; Yes
Gyroscope: Yes; Yes
Proximity: Yes; —
Light sensor: Yes; Yes
Barometer: Yes; —
Cooling system: Yes; Yes
Audio: Dolby Atmos, Hi-Res Audio, Stereo Speakers, 4 microphones; Dolby Atmos