vivo T4 Ultra vs vivo Y400

Side-by-side specs and price comparison for buyers in Algeria.

Phone 1

Phone 2

Vivo

vivo T4 Ultra

Price coming soon

Vivo

vivo Y400

Price coming soon

Quick Verdict

Who wins each category, side by side.

Better price

Even

Faster chip

Even

Bigger battery

vivo Y400

Faster charging

Even

Higher-resolution camera

Even

Better display

vivo T4 Ultra

Lighter body

vivo T4 Ultra

Best value for money

Even

Full specs comparison

Display

Spec	vivo T4 Ultra	vivo Y400
Size (inches)	6.67	6.67
Panel Type	AMOLED	AMOLED
Resolution Height	2800	2400
Resolution Width	1260	1080
Refresh Rate	120	120
Peak Brightness	5000	1800
PPI	460	395
Screen-to-body	89.2	87.9

Platform

Spec	vivo T4 Ultra	vivo Y400
CPU	Octa-core (1x3.4 GHz Cortex-X4 & 3x2.85 GHz Cortex-X4 & 4x2.0 GHz Cortex-A720)	Octa-core (2x2.2 GHz Cortex-A78 & 6x1.95 GHz Cortex-A55)
GPU	Immortalis-G720 MC12	Adreno 613
Chipset Name	Mediatek Dimensity 9300 +	Snapdragon 4 Gen 2
Process (nm)	4	4
OS Name	Android	Android
OS Version	15	15

Memory

Spec	vivo T4 Ultra	vivo Y400
Card Slot	No	Unspecified
Variants	256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM	128GB 8GB RAM, 256GB 8GB RAM

Main Camera

Spec	vivo T4 Ultra	vivo Y400
Video	4K, 1080p, gyro-EIS	1080p@30fps
Features	Ring-LED flash, panorama, HDR	Ring-LED flash, panorama, HDR
Count	3	2
Depth	—	2 MP, f/2.4, (depth)
periscope telephoto	50 MP, f/2.6, 85mm, (periscope telephoto)	—
ultrawide	8 MP, f/2.2, (ultrawide)	—
Wide	50 MP, f/1.9, 23mm, (wide)	50 MP, f/1.8, (wide)

Selfie Camera

Spec	vivo T4 Ultra	vivo Y400
Video	Yes	1080p@30fps
Count	1	1
Lens	32 MP, f/2.5, (wide)	32 MP, f/2.5, (wide)

Battery

Spec	vivo T4 Ultra	vivo Y400
Capacity (mAh)	5500	6000
Chemistry	Si/C Li-Ion	Li-Ion
Wired Charging (W)	90	90

Body

Spec	vivo T4 Ultra	vivo Y400
Build	Glass front, glass back	Glass front, plastic back, plastic frame
SIM	Nano-SIM + Nano-SIM	Nano-SIM + Nano-SIM
Height (mm)	160.6	162.3
Thickness (mm)	7.5	7.9
Weight (g)	192	197
Width (mm)	75	75.3

Launch

Spec	vivo T4 Ultra	vivo Y400
Announced	2025, June 11	2025, August 04
Status	Available. Released 2025, June 18	Available. Released 2025, August 07

Network

Spec	vivo T4 Ultra	vivo Y400
2G Bands	GSM 850, 900, 1800, 1900	GSM 850, 900, 1800, 1900
3G Bands	HSDPA 850, 900, 1900, 2100	HSDPA 800, 850, 900, 2100
4G Bands	1, 3, 4, 5, 7, 8, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42, 43, 48, 66	1, 3, 4, 5, 8, 18, 19, 26, 28, 38, 40, 41, 42, 48
5G Bands	1, 3, 5, 7, 8, 18, 26, 28, 38, 40, 41, 48, 66, 77, 78 SA/NSA	1, 3, 5, 8, 28, 40, 77, 78 SA/NSA
Speed	HSPA, LTE, 5G	HSPA, LTE, 5G
Technology	GSM, HSPA, LTE, 5G	GSM, HSPA, LTE, 5G

Connectivity

Spec	vivo T4 Ultra	vivo Y400
Bluetooth	5.4	5
NFC	Yes	No
Positioning	GPS, GLONASS, GALILEO, BDS, NavIC	GPS, GLONASS, GALILEO, BDS, QZSS
Radio	No	No
USB Type	Type-C	Type-C
USB Version	2.0	2.0
Wi-Fi	Wi-Fi 6	Wi-Fi 5

Sound

Spec	vivo T4 Ultra	vivo Y400
3.5mm Jack	No	No
Loudspeaker	Yes, with stereo speakers	Yes, with stereo speakers

Features

Spec	vivo T4 Ultra	vivo Y400
Sensors	Fingerprint (under display, optical), accelerometer, gyro, proximity, compass	Fingerprint (under display, optical), accelerometer, gyro, proximity, compass