vivo iQOO Z9 vs vivo Y400

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

Phone 1

Phone 2

Vivo

vivo iQOO Z9

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

vivo Y400

Higher-resolution camera

Even

Better display

Even

Lighter body

vivo iQOO Z9

Best value for money

Even

Full specs comparison

Display

Spec	vivo iQOO Z9	vivo Y400
Size (inches)	6.67	6.67
Panel Type	AMOLED	AMOLED
Resolution Height	2400	2400
Resolution Width	1080	1080
Refresh Rate	120	120
Peak Brightness	1800	1800
PPI	395	395
Glass Type	Dragontrail Star 2 Plus	—
Screen-to-body	86.8	87.9

Platform

Spec	vivo iQOO Z9	vivo Y400
CPU	Octa-core (2x2.8 GHz Cortex-A715 & 6x Cortex-A510)	Octa-core (2x2.2 GHz Cortex-A78 & 6x1.95 GHz Cortex-A55)
GPU	Mali-G610 MC4	Adreno 613
Chipset Name	Mediatek Dimensity 7200	Snapdragon 4 Gen 2
Process (nm)	4	4
OS Name	Android	Android
OS Version	14	15

Benchmarks

Spec	vivo iQOO Z9	vivo Y400
Geekbench (Single-Core)	—	933
Geekbench (Multi-Core)	—	2,213
AnTuTu	—	413,829

Memory

Spec	vivo iQOO Z9	vivo Y400
Card Slot	microSDXC (uses shared SIM slot)	Unspecified
Variants	128GB 8GB RAM, 256GB 8GB RAM	128GB 8GB RAM, 256GB 8GB RAM

Main Camera

Spec	vivo iQOO Z9	vivo Y400
Video	4K@30fps, 1080p@30/60fps, gyro-EIS, HDR	1080p@30fps
Features	LED flash, panorama, HDR	Ring-LED flash, panorama, HDR
Count	2	2
Depth	2 MP, f/2.4, (depth)	2 MP, f/2.4, (depth)
Wide	50 MP, f/1.8, 26mm, (wide)	50 MP, f/1.8, (wide)

Selfie Camera

Spec	vivo iQOO Z9	vivo Y400
Video	1080p@30fps	1080p@30fps
Count	1	1
Lens	16 MP, f/2, (wide)	32 MP, f/2.5, (wide)

Battery

Spec	vivo iQOO Z9	vivo Y400
Capacity (mAh)	5000	6000
Chemistry	Li-Ion	Li-Ion
Wired Charging (W)	44	90

Body

Spec	vivo iQOO Z9	vivo Y400
Build	Glass front, plastic back, plastic frame	Glass front, plastic back, plastic frame
SIM	Nano-SIM + Nano-SIM	Nano-SIM + Nano-SIM
Height (mm)	163.2	162.3
Thickness (mm)	7.8	7.9
Weight (g)	188	197
Width (mm)	75.8	75.3

Launch

Spec	vivo iQOO Z9	vivo Y400
Announced	2024, March 12	2025, August 04
Status	Available. Released 2024, March 13	Available. Released 2025, August 07

Network

Spec	vivo iQOO Z9	vivo Y400
2G Bands	GSM 850, 900, 1800, 1900	GSM 850, 900, 1800, 1900
3G Bands	HSDPA 850, 900, 2100	HSDPA 800, 850, 900, 2100
4G Bands	1, 3, 5, 8, 28, 38, 40, 41	1, 3, 4, 5, 8, 18, 19, 26, 28, 38, 40, 41, 42, 48
5G Bands	1, 3, 5, 8, 28, 40, 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 iQOO Z9	vivo Y400
Bluetooth	5.3	5
NFC	No	No
Positioning	GPS, GALILEO, GLONASS, QZSS, BDS	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 iQOO Z9	vivo Y400
3.5mm Jack	No	No
Loudspeaker	Yes, with stereo speakers	Yes, with stereo speakers

Features

Spec	vivo iQOO Z9	vivo Y400
Sensors	Fingerprint (under display, optical), accelerometer, gyro, proximity, compass	Fingerprint (under display, optical), accelerometer, gyro, proximity, compass