realme 12x vs Xiaomi Redmi Note 15

At a glance

Brand: realme; Xiaomi
Release date: March 2024, 2 years 4 months ago; August 2025, 11 months ago
Launch price: CN¥ 1,399.00 ($ 204.59); —
AnTuTu: 442.599 Antutu v10 Overall performance better than 70% of devices; 550.000 Antutu v10 Overall performance better than 74% of devices

Size: 6.67"; 6.77"
Resolution: 720 x 1604 px HD+; 1080 x 2392 px FHD+
Type: LCD IPS; AMOLED
Density: 264 ppi Medium Density; 405 ppi Very high density
Aspect ratio: 20:9; 20:9
Features: Hole-punch Notch, TUV Rheinland Low Blue Light, Refresh rate 120 Hz, Touch sampling rate 240 Hz, Brightnes 625 cd/m² (typ), Scratch resistant, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless; Hole-punch Notch, SGS Certified, 1920 Hz PWM, TUV Rheinland Low Blue Light, TÜV Rheinland Full Care Display 3.0 Cer, 3840 Hz PWM, Refresh rate 120 Hz, Touch sampling rate 240 Hz, Max brightness HBM - 1200 cd/m², Peak brightness - 3200 cd/m², 5000000:1 contrast ratio, TÜV Rheinland Eye Comfort Certification, HDR10+, DCI-P3, 12 Bits panel (10-bit +2-bit FRC), Scratch resistant, Dual Edge display, Corning Gorilla Glass 5, Dragontrail Pro glass, Capacitive, Multi-touch, Frameless

Chipset: MediaTek Dimensity 6100+; Qualcomm Snapdragon 6 Gen 3
CPU: 2x2.2 GHz ARM Cortex A76 +6x2.0 GHz ARM Cortex A55; 4x2.4GHz Cortex A78 + 4x1.8GHz Cortex A55
CPU type: Octa-Core; Octa-Core
Process: 6 nm; 4 nm
Frequency: 2.2 GHz; 2.4 GHz
GPU: ARM Mali-G57 MC2; Adreno 710
RAM: 12 GB; 6 GB
RAM type: LPDDR4X RAM; LPDDR4X RAM
64-bit: Yes; Yes

Resolution: 50 Mpx; 108 Mpx
Aperture: ƒ/ 1.8; ƒ/ 1.8
Flash: LED; LED
Optical stabilization: No; No
Slow motion: Yes, 120 fps; Yes, 120 fps
Features: Digital zoom, Dual 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; 4K Video, Digital zoom, Triple camera, Digital image stabilization, Ultra stable video, Autofocus, Touch focus, Manual focus, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, RAW, Front Flash, Night Mode
Sensor: —; Samsung
Pixel size: —; 0.61 µm

Dimensions: 75.4 mm 162.9 mm 7.9 mm Print 3D Model; 75.4 mm 164.0 mm 7.4 mm Print 3D Model
Weight: 190 g; 178 g
Materials: Plastic , Splash resistant design; Plastic
Colors: Black Gold; Black Blue Green Violet
Water/dust resistance: IP54; IP65 , Splash resistant
Usable surface: 85 %; 87 %
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 RealmeUI 5.0 (Android 14); Android 15 HyperOS 2.X (Android 15)
Updates: OS updates: 2 years, Security updates: 3 years; OS updates: 5 years
Google services: Without 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 5.2 LELow energy consumption; Bluetooth 5.4 LELow energy consumption
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile), LE (Low Energy); A2DP (Advanced Audio Distribution Profile), LE (Low Energy), LDAC, AAC
Wi-Fi: 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac; 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; Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, Wi-Fi MiMO
USB: USB Type-C; USB Type-C
USB features: Charging, OTG; Charging, OTG
Navigation: GPS, A-GPS, GLONASS, Beidou, Galileo; GPS, A-GPS, GLONASS, Beidou, Galileo, GPS (L1+L5), BeiDou (B1)

5G: n1 (2100), n3 (1800), n5 (850), n8 (900), n28a (700), n40 (2300), n41 (2500), n77 (3700), n78 (3500); n1 (2100), n2 (1900 PCS), n3 (1800), n5 (850), n7 (2600), n8 (900), n20 (800), n26 (850), n28b (700), n28a (700), n38 (2600), n40 (2300), n41 (2500), n48 (3500), n66 (1700), n77 (3700), n78 (3500)
4G LTE: B1 (2100), B3 (1800), B5 (850), B8 (900), B28a (700), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500); B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B13 (700), B17 (700), B18 (800), B19 (800), B20 (800), B26 (850), B28b (700), B28a (700), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500), B42 (TDD 3500), B48 (TDD 3600), B66 (1700/2100)
3G: B1 (2100), B5 (850), B8 (900); B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B6 (800), B8 (900), B19 (800)
2G: CDMA BC0 (800), B2 (1900), B3 (1800), B5 (850), B8 (900); B2 (1900), B3 (1800), B5 (850), B8 (900)

Fingerprint: Yes, on the side; Yes, in screen
Accelerometer: Yes; Yes
Gyroscope: Yes; —
Proximity: Yes; —
Light sensor: Yes; Yes
Cooling system: No; Yes
Audio: Hi-Res Audio, Stereo Speakers; Dolby Atmos, Hi-Res Audio, Stereo Speakers