iQOO Z9s vs Samsung Galaxy S25 Ultra – Price, Specs & Features

Q: Which phone has better performance, the iQOO Z9s or the Samsung Galaxy S25 Ultra?

In this comparison, the Samsung Galaxy S25 Ultra with the Snapdragon 8 Elite (3 nm) performs better than the iQOO Z9s with the Dimensity 7300 (4 nm), thanks to its more efficient chipset.

iQOO Z9s alternatives

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Samsung Galaxy S25 Ultra alternatives

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Apple iPhone 16

Xiaomi 15

Samsung Galaxy S24 Ultra

Vivo X200

Honor Magic6 Pro

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iQOO Z9s

Dimensity 7300
4 nm
5500 mAh
44W
6.77"
1080x2392 pixels
50 MP
4K@30/60fps

Samsung Galaxy S25 Ultra

Snapdragon 8 Elite
3 nm
5000 mAh
45W
6.9"
1440 x 3120 pixels
200 MP
8K@24/30fps

Samsung Galaxy S25 Ultra

General

Launch Date

August 21, 2024

January 22, 2025

Availability

Available Now

Android 14

Android 15

Custom UI

Funtouch 14

One UI 7

OS Updates

2 Years

7 Years

Security Updates

3 Years

7 Years

AI Features

AI Select, Circle to Search, Cross-app Action, Call Transcript, Writing Assist, Drawing Assist, Audio Eraser, Now Brief, Now Bar and More

Body

Dimensions

163.7 x 75 x 7.5 mm

162.8 x 77.6 x 8.2 mm

Thickness

7.5 mm

8.2 mm

Weight

180 g

218 g

Back Material

Corning Gorilla Armor

Build Details

Titanium Frame (grade 5)

IP Rating

IP64 (dust and water resistant)

IP68 (dust tight and water resistant (immersible up to 1.5m for 30 min))

Display

Size

6.77 inches

6.9 inches

Type

AMOLED, HDR10

Dynamic LTPO AMOLED 2X, HDR10+, Always-on display, DX anti-reflective coating

Refresh Rate

120 Hz

Peak Brightness

1800 nits

2600 nits

Resolution

1080x2392 pixels

1440 x 3120 pixels

Pixel Density

388 ppi

498 ppi

Aspect Ratio

20:9

19.5:9

Screen to Body Ratio

90.3 %

92.5 %

Protection

Corning Gorilla Armor

Performance

Chipset

Mediatek Dimensity 7300

Qualcomm Snapdragon 8 Elite

Process Size

4 nm

3 nm

CPU

Octa-core
4x2.5 GHz Cortex-A78
4x2.0 GHz Cortex-A55

Octa-core
2x4.47 GHz Oryon V2 Phoenix L
6x3.53 GHz Oryon V2 Phoenix M

GPU

Mali-G615 MC2

Adreno 830

RAM & Storage

8GB 128GB (UFS 2.2)
8GB 256GB (UFS 2.2)
12GB 256GB (UFS 2.2)

12GB 256GB (UFS 4.0)
12GB 512GB (UFS 4.0)
12GB 1024GB (UFS 4.0)

RAM Type

LPDDR4X

LPDDR5X

Expandable Memory

Camera

Main Camera

50 MP
f/1.8, (wide), 1/1.95", 0.8µm, PDAF, OIS

2 MP
f/2.4, (depth)

200 MP
f/1.7, 24mm (wide), 1/1.3", 0.6µm, multi-directional PDAF, OIS

10 MP
f/2.4, 67mm (telephoto), 1/3.52", 1.12µm, PDAF, OIS, 3x optical zoom

50 MP
f/3.4, 111mm (periscope telephoto), 1/2.52", 0.7µm, PDAF, OIS, 5x optical zoom

50 MP
f/1.9, 120˚ (ultrawide), 0.7µm, dual pixel PDAF, Super Steady video

OIS

Yes

Features

LED flash, panorama, HDR, Digital Zoom, Auto Flash, Face detection, Touch to focus

Laser AF, Best Face, LED flash, auto-HDR, panorama

Video Recording

4K@30/60fps
1080p

8K@24/30fps
4K@30/60/120fps
1080p@30/60/240fps

Video Recording Features

gyro-EIS, OIS

10-bit HDR, HDR10+, Stereo Sound recording, gyro-EIS

Selfie Camera

16 MP
f/2.5, (wide), 1/3.0", 1.0µm

12 MP
f/2.2, 26mm (wide), 1/3.2", 1.12µm, dual pixel PDAF

Selfie Features

HDR, HDR10+

Selfie Video Recording

1080p@30fps

4K@30/60fps
1080p@30fps

Connectivity

SIM

Dual SIM, GSM+GSM
SIM1: Nano, SIM2: Nano

Dual SIM, GSM+GSM
SIM1: Nano, SIM2: eSIM

SIM 1 5G Bands

8 Bands

FDD: N1, N3, N5, N8, N28
TDD: N40, N77, N78

17 Bands

FDD: N1, N2, N3, N5, N7, N8, N12, N20, N25, N26, N28, N66
TDD: N38, N40, N41, N77, N78

SIM 2 5G Bands

8 Bands

FDD: N1, N3, N5, N8, N28
TDD: N40, N77, N78

17 Bands

FDD: N1, N2, N3, N5, N7, N8, N12, N20, N25, N26, N28, N66
TDD: N38, N40, N41, N77, N78

VoLTE

Yes

Wi-Fi

Wi-Fi 6

Wi-Fi 7

Wi-Fi Details

802.11 a/b/g/n/ac/ax 5GHz 6GHz

802.11 a/b/g/n/ac/be/ax 5GHz 6GHz, MIMO

Wi-Fi Features

Mobile Hotspot

Wi-Fi Direct, Mobile Hotspot

USB

USB Type-C 2.0, OTG

USB Type-C 3.2, DisplayPort 1.2, OTG

Bluetooth

5.4

NFC

Yes

GPS

Yes with A-GPS, Glonass

Infrared

Yes

UWB (Ultra Wideband)

Yes

Battery

Capacity

5500 mAh

5000 mAh

Type

Li-ion

Li-Ion

Removable

Wired charging

44W

45W

Charging Speed

50% in 30 min

65% in 30 min

Wireless Charging

15W

Reverse Wireless Charging

4.5W

Charger in the Box

Yes

Sound

Stereo Speakers

Yes

3.5mm Headphone Jack

FM Radio

Yes

Extra Features

Sensors

Fingerprint (under display, optical), accelerometer, gyro, proximity, compass

Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer

Others

Samsung DeX, Samsung Wireless DeX

Colors and Pricing

Colors

Titanium Matte, Onyx Green

Titanium Silver Blue, Titanium Black, Titanium Gray, Titanium White Silver, Titanium Jet Black, Titanium Jade Green, Titanium Pink Gold

Price in India

₹19999

₹129999

FAQs

Which phone has better performance?

In this comparison, the Samsung Galaxy S25 Ultra with the Qualcomm Snapdragon 8 Elite (3nm) performs better than the iQOO Z9s with the Mediatek Dimensity 7300 (4nm), thanks to its more efficient chipset.

Which phone offers longer software support?

The Samsung Galaxy S25 Ultra offers 7 years of OS updates, while the iQOO Z9s provides 2 years. When it comes to security updates, Samsung Galaxy S25 Ultra leads with 7 years of support.

Which phone has a better display?

Both phones feature AMOLED displays. They have the same 120 Hz refresh rate. Samsung Galaxy S25 Ultra also has a brighter display with 2600 nits, improving outdoor visibility. Notably, Samsung Galaxy S25 Ultra has a higher resolution display, resulting in sharper visuals.

Which phone has a bigger battery and faster charging?

iQOO Z9s has a larger 5500 mAh battery for longer usage. Samsung Galaxy S25 Ultra supports faster wired charging at 45W. Samsung Galaxy S25 Ultra supports wireless charging at 15W, while iQOO Z9s lacks this feature.

Which phone has better water and dust resistance?

Samsung Galaxy S25 Ultra offers better water and dust resistance with an IP68 rating.