Vivo T4x vs Xiaomi Mi4

Key Specs

Battery
-	3080 mAh
Display
-	5 inches (12.7 cm)
Front Camera
-	8 MP
Processor
-	Qualcomm Snapdragon 801 MSM8974AC
RAM
-	3 GB
Rear Camera
-	13 MP

Audio

Audio Jack
USB Type-C	-
Stereo Speakers
Yes	-

Battery

Capacity
6500 mAh	3080 mAh
Quick Charging
Yes, 44W Flash Charging, 50% in 40 minutes	Yes, Quick, v2.0
Removable
-	No
Standby Time
-	Up to 280 Hours(3G)
Standby time
-	Up to 280 Hours(3G)
Type
-	Li-Polymer
USB Type-C
-	No

Camera

Autofocus
Yes	-
Flash
Yes, LED Flash	-
Front Camera
8 MP	-
Image Resolution
8150 x 6150 Pixels	-
Rear Camera
50 MP + 2 MP	-
Shooting Modes
Continuous Shooting High Dynamic Range mode (HDR)	-
Video Recording
1920x1080 @ 30 fps	-

Design

Build Material
Back: Plastic	Case: Stainless steel Back: Stainless steel
Colours
-	Black, White
Height
-	139.2 mm
Ruggedness
Dust proof	-
Thickness
-	8.9 mm
Water Resistance
Yes, Splash proof, IP64	-
Weight
204 grams Below	149 grams
Width
-	68.5 mm

Not sure which
mobile to buy?

Dimensions

Height
165.70 mm	-
Thickness
8.09 mm	-
Width
76.30 mm	-

Display

Bezel-less display
Yes with punch-hole display	-
Display Type
LCD	IPS LCD
Pixel Density
393 ppi	441 ppi
Refresh Rate
120 Hz	-
Resolution
1080x2408 px (FHD+)	1080x1920 px (FULL HD)
Screen Protection
-	No
Screen Size
6.72 inches (17.07 cm)	5 inches (12.7 cm)
Screen to Body Ratio (calculated)
-	72.11 %
Touch Screen
-	Yes, Capacitive Touchscreen, Multi-touch

Front Camera

Autofocus
-	No
Flash
-	No
Resolution
-	8 MP f/1.8, Primary Camera
Sensor
-	Exmor RS
Video Recording
-	1920x1080 @ 30 fps

General

Brand
vivo	Xiaomi
Custom UI
Funtouch OS	-
Launch Date
March 12, 2025	February 10, 2015
Operating System
Android v15	Android v4.4.3 (Kitkat)
SAR Value
Head: 0.985 W/kg, Body: 0.936 W/kg	-

Main Camera

Autofocus
-	Yes
Camera Features
-	Digital Zoom Auto Flash Digital image stabilization Face detection Simultaneous HD video and image recording Touch to focus
Camera Setup
-	Single
Flash
-	Yes, LED Flash
Image Resolution
-	4128 x 3096 Pixels
OIS
-	No
Resolution
-	13 MP f/1.8, Primary Camera
Sensor
-	IMX214, Exmor-RS CMOS Sensor
Settings
-	Exposure compensation, ISO control
Shooting Modes
-	Continuous Shooting High Dynamic Range mode (HDR) Burst mode
Video Recording
-	3840x2160 @ 30 fps 1920x1080 @ 30 fps 1280x720 @ 120 fps

Multimedia

Audio Jack
-	3.5 mm
FM Radio
-	Yes
Loudspeaker
-	Yes

Network & Connectivity

Bluetooth
Yes, v5.4	Yes, v4.0
GPS
Yes with A-GPS, Glonass	Yes with A-GPS, Glonass
NFC
No	No
Network Support
5G, 4G	5G Not Supported in India, 3G, 2G
SAR Value
-	Head: 0.92 W/kg, Body: 1.36 W/kg
SIM 1
5G Bands: FDD N1 / N3 / N5 / N8 / N28 TDD N40 / N77 / N78 4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5)	3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz 3G Speed: HSDPA 42.2 Mbit/s ↓, HSPA 5.76 Mbit/s ↑ GPRS: Available EDGE: Available
SIM 2
5G Bands: FDD N1 / N3 / N5 / N8 / N28 TDD N40 / N77 / N78 4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5)	-
SIM Size
SIM1: Nano, SIM2: Nano	SIM1: Micro
SIM Slot(s)
Dual SIM, GSM+GSM	Single SIM, GSM
USB Connectivity
-	Mass storage device, USB charging, microUSB 2.0
VoLTE
Yes	-
Wi-Fi
Yes, Wi-Fi 6 (802.11 a/b/g/n/ac/ax) 5GHz	Yes, Wi-Fi 5 (802.11 a/b/g/n/ac) 5GHz
Wi-Fi Features
-	Wi-Fi Direct, Mobile Hotspot

Performance

CPU
-	Quad core, 2.5 GHz, Krait 400
Chipset
-	Qualcomm Snapdragon 801 MSM8974AC
Graphics
Mali-G615 MC2	Adreno 330
Processor
MediaTek Dimensity 7300	-
RAM
6 GB	3 GB
RAM Type
LPDDR4X	LPDDR3
RAM type
-	LPDDR3

Sensors

Fingerprint Sensor
Yes	No
Other Sensors
Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope	Light sensor, Proximity sensor, Accelerometer, Barometer, Compass, Gyroscope

Storage

Expandable Memory
No	No
Internal Memory
128 GB	16 GB
Storage Type
UFS 3.1	-
USB OTG
-	Yes
User Available Storage
-	Up to 12.2 GB