iQOO Z9x vs Xiaomi 15 Ultra – Price, Specs & Features

iQOO Z9x alternatives

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Xiaomi 15 Ultra alternatives

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Samsung Galaxy S23 Ultra

Apple iPhone 15 Plus

OnePlus 12

Honor Magic6 Pro

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iQOO Z9x

Snapdragon 6 Gen 1
4 nm
6000 mAh
44W
6.72"
1080x2408 pixels
50 MP
4K
Specs

Xiaomi 15 Ultra

Snapdragon 8 Elite
3 nm
5410 mAh
90W
6.73"
1440 x 3200 pixels
50 MP
8K@30fps
Specs

Xiaomi 15 Ultra

General

Launch Date

May 16, 2024

March 11, 2025

Availability

Available Now

Android 14

Android 15

Custom UI

Funtouch OS

HyperOS 2

OS Updates

2 Years

4 Years

Security Updates

3 Years

6 Years

AI Features

HyperAI, AI Write, AI Summary and more

Body

Dimensions

165.7 x 76 x 8 mm

161.3 x 75.3 x 9.4 mm

Thickness

8 mm

9.4 mm

Weight

199 g

226 g

Build Details

Glass-fiber Back Or Vegan Leather, Aluminum Frame

IP Rating

IP64

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

Display

Size

6.72 inches

6.73 inches

Type

IPS LCD

LTPO AMOLED, 68B colors, Dolby Vision, HDR10+, HDR Vivid

Refresh Rate

120 Hz

Peak Brightness

1000 nits

3200 nits

Resolution

1080x2408 pixels

1440 x 3200 pixels

Pixel Density

393 ppi

522 ppi

Aspect Ratio

20:9

Screen to Body Ratio

86.4 %

89.7 %

Performance

Chipset¹

Qualcomm Snapdragon 6 Gen 1

Qualcomm Snapdragon 8 Elite

Process Size

4 nm

3 nm

CPU

Octa-core
4x2.2 GHz Cortex-A78
4x1.8 GHz Cortex-A55

Octa-core
2x4.32 GHz Oryon V2 Phoenix L
6x3.53 GHz Oryon V2 Phoenix M

GPU

Adreno 710

Adreno 830

RAM & Storage

4GB 128GB (UFS 2.2)
6GB 128GB (UFS 2.2)
8GB 128GB (UFS 2.2)

12GB 256GB (UFS 4.1)
16GB 512GB (UFS 4.1)
16GB 1024GB (UFS 4.1)

RAM Type

LPDDR4X

LPDDR5X

Expandable Memory

Yes

Camera

Main Camera

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

2 MP
f/2.4, (depth)

50 MP
f/1.6, 23mm (wide), 1.0"-type, 1.6µm, Sony LYT-900, dual pixel PDAF, OIS

50 MP
f/1.8, 70mm (telephoto), 1/2.51", 0.7µm, Sony IMX858, dual pixel PDAF (10cm - ∞), OIS, 3x optical zoom

200 MP
f/2.6, 100mm (periscope telephoto), 1/1.4", 0.56µm, Samsung S5KHP9, multi-directional PDAF, OIS, 4.3x optical zoom

50 MP
f/2.2, 14mm, 115˚ (ultrawide), 1/2.76", 0.64µm, Samsung S5KJN5, dual pixel PDAF
TOF 3D, (depth)

OIS

Yes

Features

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

Laser AF, color spectrum sensor, Leica lenses, Dual-LED flash, HDR, panorama, 67mm filter ring holder (optional)

Video Recording

4K
1080p

8K@30fps
4K@30/60/120fps
1080p@30/60/120/240/480/960/1920fps

Video Recording Features

gyro-EIS

gyro-EIS, Dolby Vision HDR 10-bit recording (4K@60fps, 1080p)

Selfie Camera

8 MP
f/2.1, (wide)

32 MP
f/2.0, 21mm (wide), 1/3.14", 0.7µm, OmniVision OV32B40

Selfie Features

HDR, panorama

Selfie Video Recording

1080p@30fps

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

Connectivity

SIM

Dual SIM, GSM+GSM
SIM1: Nano, SIM2: Nano (Hybrid)

Dual SIM
SIM1: Nano, SIM2: Nano

SIM 1

8 5G Bands

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

21 5G Bands

FDD: N1, N2, N3, N5, N7, N8, N12, N20, N25, N26, N28
TDD: N38, N40, N41, N48, N66, N71, N75, N77, N78, N79

SIM 2

8 5G Bands

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

21 5G Bands

FDD: N1, N2, N3, N5, N7, N8, N12, N20, N25, N26, N28
TDD: N38, N40, N41, N48, N66, N71, N75, N77, N78, N79

VoLTE

Yes

Wi-Fi

Wi-Fi 5

Wi-Fi 7

Wi-Fi Details

802.11 a/b/g/n/ac 5GHz, MIMO

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

Wi-Fi Features

Mobile Hotspot

USB

USB Type-C 2.0, OTG

USB Type-C 3.2 Gen 2, DisplayPort, OTG

Bluetooth

5.1

6.0

NFC

Yes

GPS

Yes with A-GPS, Glonass

Infrared

Yes

UWB (Ultra Wideband)

Battery

Capacity

6000 mAh

5410 mAh

Type

Li-ion

Si/C Li-Ion

Removable

Wired charging

44W

90W

Wireless Charging

80W

Reverse Wireless Charging

10W

Charger in the Box

Yes

Sound

Stereo Speakers

Yes

3.5mm Headphone Jack

Yes

FM Radio

Extra Features

Sensors

Fingerprint (side-mounted), accelerometer, gyro, proximity, compass

Under-display ultrasonic fingerprint sensor, accelerometer, gyroscope, proximity, compass, barometer

Others

Two-way satellite communication

Colors and Pricing

Colors

Tornado Green, Storm Grey

Chrome Silver

Price in India

₹13499

₹109998

FAQs

Which phone has better performance?

In this performance comparison, the Xiaomi 15 Ultra with its Qualcomm Snapdragon 8 Elite (3nm) performs better than the iQOO Z9x with the Qualcomm Snapdragon 6 Gen 1 (4nm), thanks to superior chipset efficiency.

Which phone offers longer software support?

Xiaomi 15 Ultra offers 4 years of OS updates, whereas iQOO Z9x provides 2 years. For security updates, Xiaomi 15 Ultra offers 6 years of support compared to iQOO Z9x's 3 years.

Which phone has a better display?

Xiaomi 15 Ultra features a superior AMOLED display, while iQOO Z9x comes with an LCD panel. Both smartphones offer the same 120 Hz refresh rate. Xiaomi 15 Ultra also boasts a brighter screen with 3200 nits of peak brightness, enhancing outdoor visibility. Notably, Xiaomi 15 Ultra offers a higher screen resolution, resulting in sharper visuals and more detailed content.

Which phone has a bigger battery and faster charging?

iQOO Z9x comes with a larger 6000 mAh battery, which may offer longer usage on a single charge. Xiaomi 15 Ultra also supports faster wired charging at 90W, compared to 44W on iQOO Z9x. Xiaomi 15 Ultra supports wireless charging at 80W, while iQOO Z9x lacks this feature.

Which phone has better water and dust resistance?

Xiaomi 15 Ultra offers better protection against water and dust with an IP68 rating.

Can I buy these phones on Amazon?

iQOO Z9x – Check price here
Xiaomi 15 Ultra – Check price here

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