Infinix Note 40X vs Realme P3 Pro – Price, Specs & Features

Q: Which phone has better performance, the Infinix Note 40X or the Realme P3 Pro?

In this performance comparison, the Realme P3 Pro with its Snapdragon 7s Gen 3 (4nm) performs better than the Infinix Note 40X with the Dimensity 6300 (6nm), thanks to superior chipset efficiency.

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Infinix Note 40X

Dimensity 6300
6 nm
5000 mAh
18W
6.78"
1080x2460 pixels
108 MP
1440p@30fps
Specs

Realme P3 Pro

Snapdragon 7s Gen 3
4 nm
6000 mAh
80W
6.83"
1272 x 2800 pixels
50 MP
4K@30fps
Specs

Realme P3 Pro

General

Launch Date

August 05, 2024

February 18, 2025

Availability

Available Now

Android 14

Android 15

Custom UI

XOS 14

Realme UI 6.0

OS Updates

2 Years

Security Updates

3 Years

AI Features

Circle to Search, AI Writer, AI Recorder, Best Face, AI Eraser 2.0 and more

Body

Dimensions

168.9 x 76.5 x 8.3 mm

163.5 x 77.3 x 8 mm

Thickness

8.3 mm

8 mm

Weight

201 g

190 g

Build Details

Aluminum Alloy Frame, Plastic Back Or Eco Leather

IP Rating

IP52 (dust and splash resistant)

IP69 (dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min), MIL-STD-810H compliant*, Also IP68)

Display

Size

6.78 inches

6.83 inches

Type

AMOLED

AMOLED, 1B colors

Refresh Rate

120 Hz

Peak Brightness

500 nits

1500 nits

Resolution

1080x2460 pixels

1272 x 2800 pixels

Pixel Density

396 ppi

450 ppi

Aspect Ratio

19.8:9

Screen to Body Ratio

84.5 %

89.7 %

Performance

Chipset¹

Mediatek Dimensity 6300

Qualcomm Snapdragon 7s Gen 3

Process Size

6 nm

4 nm

CPU

Octa-core
2x2.4 GHz Cortex-A76
6x Cortex-A55

Octa-core
1x2.5 GHz Cortex-A720
3x2.4 GHz Cortex-A720
4x1.8 GHz Cortex-A520

GPU

Mali-G57 MC2

Adreno 710 (940 MHz)

RAM & Storage

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

8GB 128GB (UFS 3.1)
8GB 256GB (UFS 3.1)
12GB 256GB (UFS 3.1)

RAM Type

LPDDR4X

Expandable Memory

Yes

Camera

Main Camera

108 MP
f/1.8, (wide), PDAF

2 MP
macro

2 MP

50 MP
f/1.8, 24mm (wide), 1/1.56", 1.0µm, Sony IMX896, multi-directional PDAF, OIS

2 MP
f/2.4, (depth)

OIS

Yes

Features

Quad-LED flash, HDR, panorama, Digital Zoom, Auto Flash, Face detection

Color spectrum sensor, LED flash, HDR, panorama

Video Recording

1440p@30fps
1080p@30/60fps

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

Video Recording Features

Dual Video Recording, Short Video Mode

Selfie Camera

8 MP
wide

16 MP
f/2.4, 24mm (wide), 1/3.09", 1.0µm, Sony IMX480

Selfie Features

Dual-LED flash

Panorama

Selfie Video Recording

1080p@30fps

Connectivity

SIM

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

Dual SIM
SIM1: Nano, SIM2: Nano

SIM 1

10 5G Bands

FDD: N1, N3, N5, N8, N28
TDD: N38, N40, N41, N77, N78

9 5G Bands

FDD: N1, N3, N5, N8, N28
TDD: N40, N41, N77, N78

SIM 2

10 5G Bands

FDD: N1, N3, N5, N8, N28
TDD: N38, N40, N41, N77, N78

9 5G Bands

FDD: N1, N3, N5, N8, N28
TDD: N40, N41, N77, N78

VoLTE

Yes

Wi-Fi

Wi-Fi 5

Wi-Fi 6

Wi-Fi Details

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

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

Wi-Fi Features

Mobile Hotspot

USB

USB Type-C 2.0, OTG

USB Type-C 2.0

Bluetooth

5.3

5.2

NFC

Yes

GPS

Yes with A-GPS

Yes with A-GPS, Glonass

Infrared

Yes

UWB (Ultra Wideband)

Battery

Capacity

5000 mAh

6000 mAh

Type

Li-Polymer

Si/C Li-Ion

Removable

Wired charging

18W

80W

Charging Speed

50% in 31 min

50% in 24 min

Wireless Charging

Reverse Wireless Charging

Charger in the Box

Yes

Sound

Stereo Speakers

Yes

3.5mm Headphone Jack

Yes

FM Radio

Extra Features

Sensors

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

Under-display optical fingerprint sensor, accelerometer, gyroscope, proximity, compass

Colors and Pricing

Colors

Palm Blue, Lime Green, Starlit Black

Nebula Glow, Saturn Brown, Galaxy Purple

Price in India

₹19000

₹22699

FAQs

Which phone has better performance?

In this performance comparison, the Realme P3 Pro with its Qualcomm Snapdragon 7s Gen 3 (4nm) performs better than the Infinix Note 40X with the Mediatek Dimensity 6300 (6nm), thanks to superior chipset efficiency.

Which phone offers longer software support?

Both Infinix Note 40X and Realme P3 Pro offer the same software support — 2 years of OS updates and 3 years of security updates.

Which phone has a better display?

Both Infinix Note 40X and Realme P3 Pro feature AMOLED displays, offering vibrant colors and deeper blacks. Both smartphones offer the same 120 Hz refresh rate. Realme P3 Pro also boasts a brighter screen with 1500 nits of peak brightness, enhancing outdoor visibility. Notably, Realme P3 Pro offers a higher screen resolution, resulting in sharper visuals and more detailed content.

Which phone has a bigger battery and faster charging?

Realme P3 Pro features a larger 6000 mAh battery, potentially delivering better battery life. Realme P3 Pro also supports faster wired charging at 80W, compared to 18W on Infinix Note 40X.

Which phone has better water and dust resistance?

Realme P3 Pro offers better protection against water and dust with an IP69 rating.

Can I buy these phones on Amazon?

Infinix Note 40X – Check price here
Realme P3 Pro – Check price here

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