OnePlus Nord 3 vs Xiaomi 15 – Price, Specs & Features

Q: Which phone has better performance, the OnePlus Nord 3 or the Xiaomi 15?

In this performance comparison, the Xiaomi 15 with its Snapdragon 8 Elite (3nm) performs better than the OnePlus Nord 3 with the Dimensity 9000 (4nm), thanks to superior chipset efficiency.

OnePlus Nord 3 alternatives

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Xiaomi 15 alternatives

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Apple iPhone 16 Pro

Apple iPhone 16 Pro Max

Samsung Galaxy S25

Vivo X200

Samsung Galaxy S25 Edge

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OnePlus Nord 3

Dimensity 9000
4 nm
5000 mAh
80W
6.74"
1240x2772 pixels
50 MP
4K@30/60fps
Specs

Xiaomi 15

Snapdragon 8 Elite
3 nm
5240 mAh
90W
6.36"
1200 x 2670 pixels
50 MP
8K@24/30fps
Specs

Xiaomi 15

General

Launch Date

July 05, 2023

March 11, 2025

Availability

Available Now

Android 13

Android 15

Custom UI

OxygenOS 13.1

HyperOS 2

OS Updates

3 Years

4 Years

Security Updates

4 Years

6 Years

AI Features

HyperAI, Circle to Search, AI Write, AI translate, AI Erase Pro, AI Summary and more

Body

Dimensions

162 x 75.1 x 8.2 mm

152.3 x 71.2 x 8.1 mm

Thickness

8.2 mm

8.1 mm

Weight

193.5 g

189 g

Back Material

Gorilla Glass 5

Build Details

Plastic Frame

Aluminum Alloy Frame

IP Rating

IP54

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

Display

Size

6.74 inches

6.36 inches

Type

Fluid AMOLED, HDR10

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

Refresh Rate

120 Hz

Peak Brightness

1450 nits

3200 nits

Resolution

1240x2772 pixels

1200 x 2670 pixels

Pixel Density

451 ppi

460 ppi

Aspect Ratio

20.1:9

20:9

Screen to Body Ratio

89.8 %

90.0 %

Performance

Chipset¹

Mediatek Dimensity 9000

Qualcomm Snapdragon 8 Elite

Process Size

4 nm

3 nm

CPU

Octa-core
1x3.05 GHz Cortex-X2
3x2.85 GHz Cortex-A710
4x1.80 GHz Cortex-A510

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

GPU

Mali-G710 MC10

Adreno 830

RAM & Storage

8GB 128GB (UFS 3.1)
16GB 256GB (UFS 3.1)

12GB 512GB (UFS 4.0)

RAM Type

LPDDR5X

Expandable Memory

Camera

Main Camera

50 MP
f/1.8, 24mm (wide), 1/1.56", 1.0µm, multi-directional PDAF, OIS

8 MP
f/2.2, 112˚ (ultrawide), 1/4.0", 1.12µm

2 MP
f/2.4, (macro)

50 MP
f/1.6, 23mm (wide), 1/1.31", 1.2µm, OmniVision Light Fusion 900, dual pixel PDAF, OIS

50 MP
f/2.0, 60mm (telephoto), 1/2.76", 0.64µm, S5KJN5, PDAF (10cm - ∞), OIS, 2.6x optical zoom

50 MP
f/2.2, 14mm, 115˚ (ultrawide), 1/2.76", 0.64µm, Samsung S5KJN1

OIS

Yes

Features

LED flash, HDR, panorama, 20 x Digital Zoom, Auto Flash, Face detection, Filters, Touch to focus, Fixed Focus

Laser AF, color spectrum sensor, Leica lens, Dual-LED dual-tone flash, HDR, panorama

Video Recording

4K@30/60fps
1080p@30/60/120fps

8K@24/30fps
4K@24/30/60fps
1080p@30/60/120/240/960fps
720p@1920fps

Video Recording Features

gyro-EIS, Dual Video Recording, Slo-motion, Ultra Steady Video, Extra HD, Bokeh portrait video

Selfie Camera

16 MP
f/2.4, 24mm (wide), 1.0µm

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

Selfie Features

HDR

HDR, panorama

Selfie Video Recording

1080p@30fps

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

Connectivity

SIM

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

Dual SIM
SIM1: Nano, SIM2: Nano

5G Support

Yes

8 5G bands
n1, n3, n5, n8, n28, n40, n41, n77

Yes

19 5G bands
n1, n2, n3, n5, n7, n8, n12, n20, n25, n26, n28, n38, n40, n41, n48, n66, n75, 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, MIMO

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 Gen2, Display Port, OTG

Bluetooth

5.2

5.4

NFC

Yes

GPS

Yes with A-GPS, Glonass

Infrared

Yes

UWB (Ultra Wideband)

Battery

Capacity

5000 mAh

5240 mAh

Type

Li-Polymer

Si/C Li-Ion

Removable

Wired charging

80W

90W

Charging Speed

100% in 32 min

Reverse Wired Charging

Wireless Charging

50W

Reverse Wireless Charging

10W

Charger in the Box

Yes

Sound

Stereo Speakers

Yes

3.5mm Headphone Jack

FM Radio

Extra Features

Sensors

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

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

Colors and Pricing

Colors

Misty Green, Tempest Gray

Black, White and Green

Price in India

₹27999

₹64998

FAQs

Which phone has better performance?

In this performance comparison, the Xiaomi 15 with its Qualcomm Snapdragon 8 Elite (3nm) performs better than the OnePlus Nord 3 with the Mediatek Dimensity 9000 (4nm), thanks to superior chipset efficiency.

Which phone offers longer software support?

Xiaomi 15 offers 4 years of OS updates, whereas OnePlus Nord 3 provides 3 years. For security updates, Xiaomi 15 offers 6 years of support compared to OnePlus Nord 3's 4 years.

Which phone has a better display?

Both OnePlus Nord 3 and Xiaomi 15 feature AMOLED displays, offering vibrant colors and deeper blacks. Both smartphones offer the same 120 Hz refresh rate. Xiaomi 15 also boasts a brighter screen with 3200 nits of peak brightness, enhancing outdoor visibility. Notably, OnePlus Nord 3 offers a higher screen resolution, resulting in sharper visuals and more detailed content.

Which phone has a bigger battery and faster charging?

Xiaomi 15 features a larger 5240 mAh battery, potentially delivering better battery life. Xiaomi 15 also supports faster wired charging at 90W, compared to 80W on OnePlus Nord 3. Xiaomi 15 supports wireless charging at 50W, while OnePlus Nord 3 lacks this feature.

Which phone has better water and dust resistance?

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

Can I buy these phones on Amazon?

OnePlus Nord 3 – Check price here
Xiaomi 15 – Check price here

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