realme 15 5G vs Vivo Y400 5G

At a glance

Brand: realme; vivo
Release date: July 2025, 11 months ago; August 2025, 10 months ago
Launch price: CN¥ 1,699.00 ($ 248.53); —
AnTuTu: 680.000 Antutu v10 Overall performance better than 77% of devices; 456.552 Antutu v10 Overall performance better than 71% of devices

Size: 6.77"; 6.6"
Resolution: 1280 x 2800 px QHD; 1080 x 2400 px FHD+
Type: AMOLED; AMOLED
Density: 460 ppi Very high density; 399 ppi High Density
Aspect ratio: 20:9; 20:9
Features: Hole-punch Notch, SGS Certified, Refresh rate 144 Hz, Touch sampling rate 240 Hz, Max brightness HBM - 1800 cd/m², Peak brightness - 6500 cd/m², 5000000:1 contrast ratio, HDR10+, DCI-P3, 10 Bits panel, Scratch resistant, Corning Gorilla Glass 7i, Capacitive, Multi-touch, Frameless; Hole-punch Notch, Refresh rate 120 Hz, Peak brightness - 1800 cd/m², 1500:1 contrast ratio, DCI-P3, Scratch resistant, 2.5D curved glass screen, Capacitive, Frameless

Chipset: MediaTek Dimensity 7300; Qualcomm Snapdragon 4 Gen 2 (SM4450)
CPU: 4xCortex A78 2.5GHz + 4xCortex A55 2.0GHz; 2x2.2 GHz Cortex A76 +6x 2.0 GHz Cortex A55
CPU type: Octa-Core; Octa-Core
Process: 4 nm; 4 nm
Frequency: 2.5 GHz; 2.2 GHz
GPU: Arm Mali-G615 MC2; Qualcomm Adreno
RAM: 8 GB; 8 GB
RAM type: LPDDR4X RAM; LPDDR4X RAM
64-bit: Yes; Yes

Resolution: 50 Mpx; 50 Mpx
Aperture: ƒ/ 1.8; ƒ/ 1.8
Sensor: Sony IMX882; Sony IMX852
Pixel size: 0.80 µm; —
Sensor size: 1/1.95"; —
Flash: Dual LED; LED
Optical stabilization: Yes; No
Slow motion: Yes, 240 fps; Yes, 120 fps
Features: Night Mode 2.0, Noise reduction, 4K Video, Digital zoom, Optical zoom, Triple camera, Digital image stabilization, Optical Stabilization (OIS), Ultra stable video, Autofocus, Touch focus, Continuous autofocus, Manual focus, Phase detection autofocus (PDAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, Night Mode; Flicker sensor, Digital zoom, Dual camera, Digital image stabilization, Autofocus, Touch focus, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer

Dimensions: 75.9 mm 163.3 mm 7.7 mm Print 3D Model; 76.3 mm 165.7 mm 8.2 mm Print 3D Model
Weight: 185 g; 206 g
Materials: Polycarbonate; Plastic
Colors: Silver Pink; Black White
Water/dust resistance: IP6X , IP69; IP68, IP69 , MIL-STD-810H
Usable surface: 89 %; 83 %

Operating system: Android 16 RealmeUI 7.0 (Android 16); Android 16 OriginOS 6 (Android 16)
Google services: Without Google Mobile services; Without Google Mobile services
Updates: —; OS updates: 1 years, Security updates: 2 years

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 4.2 LELow energy consumption
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile), LE (Low Energy), APT-x, LDAC, SBC, AAC; A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), HID (Human Interface Profile), LE (Low Energy), APT-x, SBC
Wi-Fi: 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac, WiFi 6 (802.11ax); 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, Galileo, GPS (L1+L5), GLONASS (L1), BeiDou (B1); GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo

5G: n1 (2100), n5 (850), n8 (900), n28a (700), n41 (2500), n77 (3700), n78 (3500); n1 (2100), n3 (1800), n5 (850), n8 (900), n28b (700), n40 (2300), 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), B3 (1800), B5 (850), B8 (900), B18 (800), B19 (800), B26 (850), B28b (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500), B42 (TDD 3500), B48 (TDD 3600)
3G: B1 (2100), B5 (850), B8 (900); B1 (2100), B5 (850), B6 (800), B8 (900), B19 (800)
2G: B2 (1900), B3 (1800), B5 (850), B8 (900); B3 (1800), B5 (850), B8 (900)

Fingerprint: Yes, in screen; Yes, in screen
Accelerometer: Yes; Yes
Gyroscope: Yes; Yes
Light sensor: Yes; —
Cooling system: Yes; Yes
Audio: Noise cancellation microphone, Stereo Speakers, 2 microphones; Hi-Res Audio, Stereo Speakers
Proximity: —; Yes