Xiaomi Redmi 15C 6GB vs Vivo Y18 6GB 128GB

Key Specs
Display 6.9""
Battery 6000 mAh
Camera 50 MP + QVGA
Storage 128GB Built-in
Network
Technology GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 2100
4G bands LTE
Speed HSPA, LTE
Launch
Announced 2025, August 01
Status Available. Released 2025, September
Body
Dimensions 171.6 x 79.5 x 8 mm (6.76 x 3.13 x 0.31 in)
Weight 205 g (7.23 oz)
Build Glass front (Gorilla Glass 3), plastic frame, glass back or silicone polymer (eco leather) back
SIM Nano-SIM + Nano-SIM
 IP64 dust tight and water resistant (water splashes)
Display for Xiaomi Redmi 15C 6GB
Type IPS LCD, 120Hz
Size 6.9 inches, 114.9 cm2 (~84.3% screen-to-body ratio)
Resolution 720 x 1600 pixels, 20:9 ratio (~254 ppi density)
Protection Corning Gorilla Glass 3
Platform
OS Android 15, HyperOS 2
Chipset Mediatek Helio G81 Ultra (12 nm)
CPU Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU Mali-G52 MC2
Memory
Card slot microSDXC (dedicated slot)
Internal 128GB 6GB RAM
Main Camera
Dual 50 MP, f/1.8, 28mm (wide), 1/2.76", 0.64µm, PDAF
QVGA, f/3.0
Features LED flash, HDR
Video 1080p@30fps
Selfie camera
Single 8 MP, f/2.0, (wide), 1/4.0", 1.12µm
Features HDR
Video 1080p@30fps
Sound
Loudspeaker Yes
3.5mm jack Yes
Comms
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth 5.4, A2DP, LE
Positioning GPS, GLONASS, GALILEO, BDS
NFC Yes (market/region dependent)
Radio FM radio
USB USB Type-C 2.0, OTG
Features
Sensors Fingerprint (side-mounted), accelerometer, compass
 Virtual proximity sensing
Battery
Type 6000 mAh
Charging 33W wired, PD
space
Key Specs
Display 6.56""
Battery 5000 mAh
Camera 50 MP + Auxiliary lens
Storage 128GB Built-in
Network
Technology GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 13, 18, 19, 26, 28, 38, 40, 41, 66
Speed HSPA, LTE
Launch
Announced 2024, May 06
Status Available. Released 2024, May
Body
Dimensions 163.6 x 75.6 x 8.4 mm (6.44 x 2.98 x 0.33 in)
Weight 185 g (6.53 oz)
Build Glass front, plastic frame, plastic back
SIM Nano-SIM + Nano-SIM
 IP54 dust protected and water resistant (water splashes)
Display for Vivo Y18 6GB 128GB
Type IPS LCD, 90Hz, 840 nits (HBM)
Size 6.56 inches, 103.4 cm2 (~83.6% screen-to-body ratio)
Resolution 720 x 1612 pixels, 20:9 ratio (~269 ppi density)
Platform
OS Android 14, Funtouch 14
Chipset Mediatek Helio G85 (12 nm)
CPU Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU Mali-G52 MC2
Memory
Card slot microSDXC (dedicated slot)
Internal 128GB 6GB RAM
 eMMC 5.1
Main Camera
Single 50 MP, f/1.8, (wide), PDAF
Auxiliary lens
Features LED flash, panorama
Video 1080p@30fps
Selfie camera
Single 8 MP, f/2.0, (wide)
Video Yes
Sound
Loudspeaker Yes
3.5mm jack Yes
Comms
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth 5.0, A2DP, LE
Positioning GPS, GALILEO, GLONASS, BDS, QZSS
NFC Yes (market/region dependent)
Radio FM radio
USB USB Type-C 2.0, OTG
Features
Sensors Fingerprint (side-mounted), accelerometer, proximity, compass
Battery
Type Li-Ion 5000 mAh
Charging 15W wired