Vivo Y100i vs Xiaomi Redmi 15 4G

At a glance

Brand: vivo; Xiaomi
Release date: November 2023, 2 years 7 months ago; August 2025, 10 months ago
Launch price: CN¥ 999.00 ($ 146.09); —
AnTuTu: 391.000 Antutu v10 Overall performance better than 65% of devices; 338.000 Antutu v10 Overall performance better than 63% of devices

Size: 6.64"; 6.9"
Resolution: 1080 x 2388 px FHD+; 1080 x 2340 px FHD+
Type: LCD IPS; LCD IPS
Density: 395 ppi High Density; 374 ppi High Density
Aspect ratio: 20:9; 20:9
Features: Hole-punch Notch, 60 Hz refresh rate, Touch sampling rate 240 Hz, 1500:1 contrast ratio, DCI-P3, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless; 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: MediaTek Dimensity 6020 (MT6833V/ZA); Qualcomm Snapdragon 685 (SM6225)
CPU: 2x2.2 GHz ARM Cortex A76 + 6x2.0 GHz ARM Cortex A55; 4x2.8 GHz Cortex A73 + 4x1.9GHz Cortex A53
CPU type: Octa-Core; Octa-Core
Process: 7 nm; 6 nm
Frequency: 2.2 GHz; 2.8 GHz
GPU: ARM Mali-G57; Adreno 610
RAM: 8 GB; 6 GB
RAM type: LPDDR4X RAM; LPDDR4X RAM
64-bit: Yes; Yes

Resolution: 50 Mpx; 50 Mpx
Aperture: ƒ/ 1.8; ƒ/ 1.8
Flash: Dual LED; LED
Optical stabilization: No; No
Slow motion: No, 30 fps; Yes, 60 fps
Features: Digital zoom, Dual camera, Digital image stabilization, Autofocus, Touch focus, Phase detection autofocus (PDAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer; 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

Dimensions: 76.2 mm 164.1 mm 8.0 mm Print 3D Model; 82.1 mm 171.1 mm 8.0 mm Print 3D Model
Weight: 190 g; 224 g
Materials: Plastic; Plastic
Colors: Black Blue Pale Pink; Black Silver Violet
Usable surface: 85 %; 83 %
Water/dust resistance: —; IP64
Drop resistance: —; Class A B C D E 270 drops without defects
Repairability: —; Class A B C D E

Operating system: Android 13 Tiramisu OriginOS 3 (Android 13); Android 16 HyperOS 3.X (Android 16)
Google services: Without Google Mobile services; With Google Mobile Services
Updates: —; OS updates: 5 years

SIM: Dual SIM Dual Standby (Nano SIM + Nano SIM); Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth: Bluetooth 5.3 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; 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
USB features: Charging, OTG; Charging, OTG
Navigation: GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo; GPS, A-GPS, GLONASS, Beidou, Galileo
USB: —; USB Type-C

5G: n1 (2100), n5 (850), n8 (900), n28a (700), n41 (2500), 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), B7 (2600), B8 (900), B20 (800), B28b (700), B28a (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500)
3G: B1 (2100), B5 (850), B8 (900); B1 (2100), B5 (850), B8 (900)
2G: CDMA BC0 (800), B3 (1800), B5 (850), B8 (900); B2 (1900), B3 (1800), B5 (850), B8 (900)