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iQOO Z9s Pro

iQOO Z9s Pro Comparison & Specs

iQOO Z9s Pro

  • Snapdragon 7 Gen 3

    4 nm

  • 5500 mAh

    80W

  • 6.77"

    1080x2392 pixels

  • 50 MP

    4K@30/60fps

  • Specs

vivo Y400

vivo Y400 Comparison & Specs

vivo Y400

  • Snapdragon 4 Gen 2

    4 nm

  • 6000 mAh

    90W

  • 6.67"

    1080 x 2400 pixels

  • 50 MP

    1080p@30fps

  • Specs vivo Y400 Amazon Link
iQOO Z9s Pro Comparison & Specs

iQOO Z9s Pro

vivo Y400 Comparison & Specs

vivo Y400

vivo Y400 Amazon Link
General
Launch Date
August 21, 2024
August 04, 2025
Availability
Available Now
Available Now
OS
Android 14
Android 15
Custom UI
Funtouch 15
OS Updates
2 Years
2 Years
Security Updates
3 Years
3 Years
AI Features
AI Image Studio, AI Erase 2.0, AI Transcript Assist, AI Note Assist, AI Documents, Circle to Search, Focus Mode, Screen Translation and more
Body
Dimensions
163.7 x 75 x 7.5 mm
162.3 x 75.3 x 7.9 mm
Thickness
7.5 mm
7.9 mm
Weight
185 g
197 g
Build Details
Plastic Back OR Vegan Leather
Plastic Back, Plastic Frame
IP Rating
IP64 (dust and water resistant)
IP69 (dust tight and water resistant (high pressure water jets; immersible up to 2m for 30 min), MIL-STD-810H compliant*, also IP68 rated)
Display
Size
6.77 inches
6.67 inches
Type
AMOLED, HDR10
AMOLED
Refresh Rate
120 Hz
120 Hz
Peak Brightness
4500 nits
1800 nits
Resolution
1080x2392 pixels
1080 x 2400 pixels
Pixel Density
388 ppi
395 ppi
Aspect Ratio
20:9
20:9
Screen to Body Ratio
90.3 %
87.9 %
Performance
Chipset¹
Qualcomm Snapdragon 7 Gen 3
Qualcomm Snapdragon 4 Gen 2
Process Size
4 nm
4 nm
CPU
Octa-core
1x2.63 GHz Cortex-A715
3x2.4 GHz Cortex-A715
4x1.8 GHz Cortex-A510
Octa-core
2x2.2 GHz Cortex-A78
6x1.95 GHz Cortex-A55
GPU
Adreno 720
Adreno 613
RAM & Storage
8GB 128GB (UFS 2.2)
8GB 256GB (UFS 2.2)
12GB 256GB (UFS 2.2)
8GB 128GB (UFS 3.1)
8GB 256GB (UFS 3.1)
RAM Type
LPDDR4X
LPDDR4X
Expandable Memory
No
Yes
Camera
Main Camera
50 MP
f/1.8, (wide), 1/1.95", 0.8µm, PDAF, OIS

8 MP
f/2.2, 120˚ (ultrawide)
50 MP
f/1.8, (wide), 1/1.95", 0.8µm, PDAF

2 MP
f/2.4, (depth)
OIS
Yes
No
Features
LED flash, panorama, HDR, Digital Zoom, Auto Flash, Face detection, Touch to focus
Ring-LED flash, panorama, HDR
Video Recording
4K@30/60fps
1080p
1080p@30fps
Video Recording Features
Dual Video Recording, gyro-EIS, OIS
Selfie Camera
16 MP
f/2.5, (wide), 1/3.0", 1.0µm
32 MP
f/2.45, (wide), 1/3.1", 0.7µm
Selfie Video Recording
1080p@30fps
1080p@30fps
Connectivity
SIM
Dual SIM, GSM+GSM
SIM1: Nano, SIM2: Nano
Dual SIM
SIM1: Nano, SIM2: Nano (Hybrid)
5G Support
Yes

8 5G bands
n1, n3, n5, n8, n28, n40, n77, n78
Yes

8 5G bands
n1, n3, n5, n8, n28, n40, n77, n78
VoLTE
Yes
Yes
Wi-Fi
Wi-Fi 6
Wi-Fi 5
Wi-Fi Details
802.11 a/b/g/n/ac/ax 5GHz 6GHz
802.11 a/b/g/n/ac 5GHz
Wi-Fi Features
Mobile Hotspot
Mobile Hotspot
USB
USB Type-C 2.0, OTG
USB Type-C 2.0, OTG
Bluetooth
5.4
5.0
NFC
No
No
GPS
Yes with A-GPS, Glonass
Yes with Glonass
Infrared
Yes
No
UWB (Ultra Wideband)
No
No
Battery
Capacity
5500 mAh
6000 mAh
Type
Li-ion
Li-Ion
Removable
No
No
Wired charging
80W
90W
Charging Speed
50% in 21 min
50% in 20 min
Reverse Wired Charging
No
No
Wireless Charging
No
No
Reverse Wireless Charging
No
No
Charger in the Box
Yes
Yes
Sound
Stereo Speakers
Yes
Yes
3.5mm Headphone Jack
No
No
FM Radio
Yes
No
Extra Features
Sensors
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Under-display optical fingerprint sensor, accelerometer, gyroscope, proximity, compass
Colors and Pricing
Colors
Flamboyant Orange, Luxe Marble
Glam White, Olive Green
Price in India
₹24999
₹21999
vivo Y400 Amazon Link
FAQs

In this performance comparison, the iQOO Z9s Pro with its Qualcomm Snapdragon 7 Gen 3 (4nm) performs better than the vivo Y400 with the Qualcomm Snapdragon 4 Gen 2 (4nm), thanks to superior chipset efficiency.

Both iQOO Z9s Pro and vivo Y400 offer the same software support — 2 years of OS updates and 3 years of security updates.

Both iQOO Z9s Pro and vivo Y400 feature AMOLED displays, offering vibrant colors and deeper blacks. Both smartphones offer the same 120 Hz refresh rate. iQOO Z9s Pro also boasts a brighter screen with 4500 nits of peak brightness, enhancing outdoor visibility. Both phones have the same screen resolution.

vivo Y400 features a larger 6000 mAh battery, potentially delivering better battery life. vivo Y400 also supports faster wired charging at 90W, compared to 80W on iQOO Z9s Pro.

vivo Y400 offers better protection against water and dust with an IP69 rating.

¹ Scores can vary even with the same chipset due to RAM, thermals, and software optimization.