Xiaomi Mi 4S vs Realme 15T
Product
Price
229 USD
229 USD
Status
Discontinued
Available
Brand
Xiaomi Mobiles
Realme Mobiles
Model No
Mi 4S
Realme 15T
Launch Date
2015, March 11
2025, September 05
Wikipedia
Technology
GSM / CDMA / HSPA / LTE
GSM / HSPA / LTE / 5G
2G bands
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 ,CDMA 800 / 1900
GSM 850 / 900 / 1800 / 1900
3G bands
HSDPA 850 / 1900 / 2100 ,TD-SCDMA
HSDPA 850 / 900 / 2100
4G bands
1, 3, 7, 38, 39, 40, 41
1, 3, 5, 8, 28, 40, 41
Speed
HSPA, LTE Cat4 150/50 Mbps
HSPA, LTE, 5G
5G bands
1, 3, 5, 8, 28, 40, 41, 77, 78 SA/NSA
Dimensions
139.3 x 70.8 x 7.8 mm (5.48 x 2.79 x 0.31 in)
158.4 x 75.2 x 7.8 mm (6.24 x 2.96 x 0.31 in)
Weight
133 g (4.69 oz)
181 g (6.38 oz)
SIM
Hybrid Dual SIM (Micro-SIM/Nano-SIM, dual stand-by)
Nano-SIM + Nano-SIM
Colors
Black, White, Gold, Pink
Silk Blue, Suit Titanium, Flowing Silver
Build
Glass front, plastic frame, plastic back
IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 2.5m for 30 min)
Size
5.0 inches, 68.9 cm2 (~69.9% screen-to-body ratio)
6.57 inches, 102.9 cm2 (~86.4% screen-to-body ratio)
Resolution
1080 x 1920 pixels, 16:9 ratio (~441 ppi density)
1080 x 2372 pixels (~401 ppi density)
Type
AMOLED, 1B colors, 120Hz, 2160Hz PWM, 1000 nits (typ), 1400 nits (HBM), 4000 nits (peak)
Chipset
Qualcomm MSM8992 Snapdragon 808 (20 nm)
Mediatek Dimensity 6400 Max (6 nm)
CPU
Hexa-core (4x1.4 GHz Cortex-A53 & 2x1.8 GHz Cortex-A57)
Octa-core (2x2.5 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
OS
Android 15, up to 3 major Android upgrades, Realme UI 6.0
GPU
Mali-G57 MC2
RAM
3GB
8GB/12GB
Storage
64GB
eMMC 5.0
128GB/256GB
UFS 2.2
Card Slot
microSDXC (uses shared SIM slot)
microSDXC
Features
Main Camera,Single,13 MP, f/2.0, PDAFFeatures,Dual-LED dual-tone flash, panorama, HDRVideo,1080p@30fps, 720p@120fps
LED flash, HDR, panorama
Lens 1
50 MP, f/1.8, 27mm (wide), 1/2.88", PDAF
Lens 2
2 MP, f/2.4
Video
1080p@30/60, gyro-EIS
Features
Single
Lens 1
50 MP
Video
1080p@30fps
Capacity
Non-removable Li-Ion 3260 mAh battery
Si/C Li-Ion 7000 mAh
Charging
60W wired
10W reverse wired
Bypass charging
Sensors
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Bluetooth
4.1, A2DP
5.3, A2DP, LE
GPS
A-GPS, GLONASS, BDSInfrared port,Yes
GPS, GLONASS, GALILEO, BDS, QZSS
WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band
NFC
Yes (market/region dependent)
USB
USB Type-C 2.0, OTG
Loudspeaker
Yes