OnePlus Open vs Redmi 15 – Price, Specs & Features

Q: Which phone has better performance, the OnePlus Open or the Redmi 15?

In this performance comparison, the OnePlus Open with its Snapdragon 8 Gen 2 (4nm) performs better than the Redmi 15 with the Snapdragon 6s Gen 3 (6nm), thanks to superior chipset efficiency.

OnePlus Open alternatives

Tap above to see alternatives.

Samsung Galaxy Z Flip6

Vivo X Fold3 Pro

Samsung Galaxy Z Flip7

Samsung Galaxy Z Flip5

vivo X Fold5

Redmi 15 alternatives

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OnePlus Open

Snapdragon 8 Gen 2
4 nm
4805 mAh
67W
7.82"
2268x2440 pixels
48 MP
4K@30/60fps
Specs

Redmi 15

Snapdragon 6s Gen 3
6 nm
7000 mAh
33W
6.9"
1080 x 2340 pixels
50 MP
1080p@30fps
Specs

Redmi 15

General

Launch Date

October 19, 2023

August 19, 2025

Availability

Available Now

Android 13

Android 15

Custom UI

OxygenOS 14

HyperOS 2.2

OS Updates

4 Years

2 Years

Security Updates

5 Years

4 Years

AI Features

AI Eraser

Circle to Search, Gemini Live, AI Erase and more

Body

Folded Dimensions

153.4 x 73.3 x 11.7 mm

169.5 x 80.5 x 8.4 mm

Folded Thickness

11.7 mm

8.4 mm

UnFolded Dimensions

153.4 x 143.1 x 5.8 mm

UnFolded Thickness

5.8 mm

Weight

239 g

217 g

Build Details

Mineral Glass, Plastic Front (unfolded), Aluminum Frame

Plastic Back

IP Rating

IPX4

IP64 (dust tight and water resistant (water splashes))

Display

Size

7.82 inches

6.9 inches

Type

Foldable LTPO3 Flexi-fluid AMOLED

IPS LCD

Refresh Rate

120 Hz

144 Hz

Peak Brightness

2800 nits

850 nits

Resolution

2268x2440 pixels

1080 x 2340 pixels

Pixel Density

426 ppi

374 ppi

Aspect Ratio

20:9

19.5:9

Screen to Body Ratio

89.6 %

85.7 %

Cover Display

Size

6.31 inches

Type

Dolby Vision

Refresh Rate

120 Hz

Peak Brightness

2800 nits

Resolution

1116 x 2484 pixels

Pixel Density

431 ppi

Aspect Ratio

20:9

Performance

Chipset¹

Qualcomm Snapdragon 8 Gen 2

Qualcomm Snapdragon 6s Gen 3

Process Size

4 nm

6 nm

CPU

Octa-core
1x3.2 GHz Cortex-X3
2x2.8 GHz Cortex-A715
2x2.8 GHz Cortex-A710
3x2.0 GHz Cortex-A510

Octa-core
2x2.3 GHz Cortex-A78
6x2.0 GHz Cortex-A55

GPU

Adreno 740

Adreno 619

RAM & Storage

16GB 512GB (UFS 4.0)

6GB 128GB (UFS 2.2)
8GB 128GB (UFS 2.2)
8GB 256GB (UFS 2.2)

RAM Type

LPDDR5X

LPDDR4X

Expandable Memory

Yes

Camera

Main Camera

48 MP
f/1.7, 24mm (wide), 1/1.43", 1.12µm, multi-directional PDAF, OIS

64 MP
f/2.6, 70mm (telephoto), 1/2.0", 0.7µm, PDAF, OIS, 3x optical zoom

48 MP
f/2.2, 14mm, 114˚ (ultrawide), 1/2.0", 0.8µm, PDAF

50 MP
f/1.75, (wide), 1/2.88" 0.61μm, PDAF
Auxiliary lens

OIS

Yes

Features

Hasselblad Color Calibration, LED flash, HDR, panorama, Digital Zoom, Auto Flash, Face detection, Filters, Touch to focus, Fixed Focus

LED flash, HDR

Video Recording

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

1080p@30fps

Video Recording Features

gyro-EIS, HDR10+, Dolby Vision, Dual Video Recording, Slo-motion, Ultra Steady Video, Video HDR, Video Pro Mode

Selfie Camera

20MP
f/2.2, 20mm (ultrawide), 1/4.0", 0.7µm

8 MP
f/2.2, (wide)

Selfie Features

HDR

Selfie Video Recording

4K@30fps
1080p@30fps

1080p@30fps

Cover Camera

32MP
f/2.4, 22mm (ultrawide), 1/3.14", 0.7µm

Connectivity

SIM

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

Dual SIM (Nano + Nano (Hybrid))

5G Support

Yes

19 5G bands
n1, n2, n3, n5, n7, n8, n12, n20, n25, n28, n30, n38, n40, n41, n66, n71, n75, n77, n78

Yes

7 5G bands
n1, n3, n5, n8, n28, n40, n78

VoLTE

Yes

Wi-Fi

Wi-Fi 7

Wi-Fi 5

Wi-Fi Details

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

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

Wi-Fi Features

Mobile Hotspot

USB

USB Type-C 3.1, OTG

USB Type-C 2.0, OTG

Bluetooth

5.3

5.1

NFC

Yes

GPS

Yes with A-GPS, Glonass

Infrared

Yes

UWB (Ultra Wideband)

Battery

Capacity

4805 mAh

7000 mAh

Type

Li-Polymer

Silicon Carbon

Removable

Wired charging

67W

33W

Charging Speed

100% in 42 min

Reverse Wired Charging

15W

Wireless Charging

-2W

Reverse Wireless Charging

Charger in the Box

Yes

Sound

Stereo Speakers

Yes

3.5mm Headphone Jack

FM Radio

Extra Features

Sensors

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

Side-mounted fingerprint sensor, accelerometer, compass

Others

Virtual proximity sensing

Colors and Pricing

Colors

Emerald Dusk, Voyager Black

Midnight Black, Frosted White, Sandy Purple

Price in India

₹149998

₹16998

FAQs

Which phone has better performance?

In this performance comparison, the OnePlus Open with its Qualcomm Snapdragon 8 Gen 2 (4nm) performs better than the Redmi 15 with the Qualcomm Snapdragon 6s Gen 3 (6nm), thanks to superior chipset efficiency.

Which phone offers longer software support?

OnePlus Open offers 4 years of OS updates, whereas Redmi 15 provides 2 years. For security updates, OnePlus Open offers 5 years of support compared to Redmi 15's 4 years.

Which phone has a better display?

OnePlus Open features a superior AMOLED display, while Redmi 15 comes with an LCD panel. In terms of smoothness, Redmi 15 offers a higher 144 Hz refresh rate, ensuring fluid scrolling and animations. OnePlus Open also boasts a brighter screen with 2800 nits of peak brightness, enhancing outdoor visibility. Notably, OnePlus Open offers a higher screen resolution, resulting in sharper visuals and more detailed content.

Which phone has a bigger battery and faster charging?

Redmi 15 features a larger 7000 mAh battery, potentially delivering better battery life. OnePlus Open also supports faster wired charging at 67W, compared to 33W on Redmi 15. Redmi 15 supports wireless charging at -2W, while OnePlus Open lacks this feature.

Which phone has better water and dust resistance?

Redmi 15 offers better protection against water and dust with an IP64 rating.

Can I buy these phones on Amazon?

Redmi 15 – Check price here

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