OnePlus 12 vs Redmi A3 4G – Price, Specs & Features

Q: Which phone has better performance, the OnePlus 12 or the Redmi A3 4G?

In this performance comparison, the OnePlus 12 with its Snapdragon 8 Gen 3 (4nm) performs better than the Redmi A3 4G with the Helio G36 (12nm), thanks to superior chipset efficiency.

OnePlus 12 alternatives

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Redmi A3 4G alternatives

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Samsung Galaxy A05 4G

Samsung Galaxy M14 4G

Lava Yuva 2

Lava Yuva Star 4G

Samsung Galaxy F06 5G

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OnePlus 12

Snapdragon 8 Gen 3
4 nm
5400 mAh
100W
6.82"
1440x3168 pixels
50 MP
8K@24fps
Specs

Redmi A3 4G

Helio G36
12 nm
5000 mAh
10W
6.71"
720x1650 pixels
8 MP
1080p@30fps
Specs

Redmi A3 4G

General

Launch Date

January 23, 2024

February 14, 2024

Availability

Available Now

Android 14

Custom UI

OxygenOS 14

MIUI

OS Updates

4 Years

2 Years

Security Updates

5 Years

3 Years

AI Features

AI Eraser

Body

Dimensions

164.3 x 75.8 x 9.2 mm

168.3 x 76.3 x 8.3 mm

Thickness

9.2 mm

8.3 mm

Weight

220 g

193 g

Back Material

Gorilla Glass 5

Build Details

Aluminum Frame

Plastic Frame

IP Rating

IP65

Display

Size

6.82 inches

6.71 inches

Type

LTPO AMOLED, HDR10, Always-on display

IPS LCD

Refresh Rate

120 Hz

90 Hz

Peak Brightness

4500 nits

500 nits

Resolution

1440x3168 pixels

720x1650 pixels

Pixel Density

510 ppi

269 ppi

Aspect Ratio

19.8:9

20:9

Screen to Body Ratio

90.8 %

82.9 %

Protection

Gorilla Glass Victus 2

Gorilla Glass 3

Performance

Chipset¹

Qualcomm Snapdragon 8 Gen 3

Mediatek Helio G36

Process Size

4 nm

12 nm

CPU

Octa-core
1x3.3 GHz Cortex-X4
3x3.2 GHz Cortex-A720
2x3.0 GHz Cortex-A720
2x2.3 GHz Cortex-A520

Octa-core
4x2.2 GHz Cortex-A53
4x1.6 GHz Cortex-A53

GPU

Adreno 750

PowerVR GE8320

RAM & Storage

12GB 256GB (UFS 4.0)
16GB 512GB (UFS 4.0)

2GB 64GB (eMMC 5.1)
3GB 64GB (eMMC 5.1)
4GB 64GB (eMMC 5.1)
4GB 128GB (eMMC 5.1)
6GB 128GB (eMMC 5.1)

RAM Type

LPDDR5X

LPDDR4X

Expandable Memory

Camera

Main Camera

50 MP
f/1.6, 23mm (wide), 1/1.43", 1.12µm, multi-directional PDAF, OIS

64 MP
f/2.6, 70mm (periscope 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

8 MP
f/2.0, (wide)

0.08 MP
(auxiliary lens)

OIS

Yes

Features

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

LED flash, HDR, Digital Zoom, Custom Watermark, Filters, Voice Shutter

Video Recording

8K@24fps
4K@30/60fps
1080p@30/60/240/480fps

1080p@30fps

Video Recording Features

Auto HDR, gyro-EIS, Dolby Vision, Dual Video Recording, Slo-motion, Ultra Steady Video, Video HDR, Bokeh portrait video, Video Pro Mode

Selfie Camera

32 MP
f/2.4, 21mm (wide), 1/2.74", 0.8µm

5 MP
f/2.2, (wide)

Selfie Features

Auto-HDR, panorama

Selfie Video Recording

4K@30fps
1080p@30fps

1080p@30fps

Connectivity

SIM

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

5G Support

Yes

13 5G bands
n1, n3, n5, n7, n8, n20, n28, n38, n40, n41, n66, n77, n78

No (Supports 4G only)

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 3.2, OTG

USB Type-C 2.0

Bluetooth

5.4

NFC

Yes

GPS

Yes with A-GPS, Glonass

Infrared

Yes

UWB (Ultra Wideband)

Battery

Capacity

5400 mAh

5000 mAh

Type

Li-Polymer

Removable

Wired charging

100W

10W

Charging Speed

100% in 26 min

Reverse Wired Charging

Wireless Charging

50W

Reverse Wireless Charging

10W

Charger in the Box

Yes

Sound

Stereo Speakers

Yes

3.5mm Headphone Jack

Yes

FM Radio

Yes

Extra Features

Sensors

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

Fingerprint (side-mounted), accelerometer, compass

Others

Virtual proximity sensing

Colors and Pricing

Colors

Flowy Emerald, Silky Black, Glacial White

Midnight Black, Forest Green (Olive Green), Star Blue (Lake Blue)

Price in India

₹64997

₹6999

FAQs

Which phone has better performance?

In this performance comparison, the OnePlus 12 with its Qualcomm Snapdragon 8 Gen 3 (4nm) performs better than the Redmi A3 4G with the Mediatek Helio G36 (12nm), thanks to superior chipset efficiency.

Which phone offers longer software support?

OnePlus 12 offers 4 years of OS updates, whereas Redmi A3 4G provides 2 years. For security updates, OnePlus 12 offers 5 years of support compared to Redmi A3 4G's 3 years.

Which phone has a better display?

OnePlus 12 features a superior AMOLED display, while Redmi A3 4G comes with an LCD panel. In terms of smoothness, OnePlus 12 offers a higher 120 Hz refresh rate, ensuring fluid scrolling and animations. OnePlus 12 also boasts a brighter screen with 4500 nits of peak brightness, enhancing outdoor visibility. Notably, OnePlus 12 offers a higher screen resolution, resulting in sharper visuals and more detailed content.

Which phone has a bigger battery and faster charging?

OnePlus 12 comes with a larger 5400 mAh battery, which may offer longer usage on a single charge. OnePlus 12 also supports faster wired charging at 100W, compared to 10W on Redmi A3 4G. OnePlus 12 supports wireless charging at 50W, while Redmi A3 4G does not support wireless charging.

Which phone has better water and dust resistance?

OnePlus 12 includes an IP65 rating, while Redmi A3 4G lacks an official IP rating.

Can I buy these phones on Amazon?

OnePlus 12 – Check price here
Redmi A3 4G – Check price here

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