Oppo Reno12 vs Realme 15T – Price, Specs & Features

Q: Which phone has better performance, the Oppo Reno12 or the Realme 15T?

In this performance comparison, the Oppo Reno12 with its Dimensity 7300 Energy (4nm) performs better than the Realme 15T with the Dimensity 6400 (6nm), thanks to superior chipset efficiency.

Oppo Reno12 alternatives

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Realme 15T alternatives

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Motorola Edge 60 Pro

Samsung Galaxy S23 FE

Vivo T3 Pro

Nothing Phone (3a) Pro

Oppo F29 Pro

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Oppo Reno12

Dimensity 7300 Energy
4 nm
5000 mAh
80W
6.7"
1080x2412 pixels
50 MP
4K@30fps
Specs

Realme 15T

Dimensity 6400
6 nm
7000 mAh
60W
6.57"
1080 x 2372 pixels
50 MP
1080p@30/60
Specs

Realme 15T

General

Launch Date

July 12, 2024

September 02, 2025

Availability

Available Now

Operating System (OS)

Android 14

Android 15

Custom UI

ColorOS 14.1

Realme UI 6.0

OS Updates

3 Years (until Android 17)

3 Years (until Android 18)

Security Updates

4 Years (until 2028)

4 Years (until 2029)

AI Features

AI Eraser 2.0, AI Studio, AI Recording Summary

AI Edit Genie, Circle to Search, AI Smart Loop and more

Body

Dimensions

161.4 x 74.1 x 7.6 mm

158.4 x 75.2 x 7.8 mm

Thickness

7.6 mm

7.8 mm

Weight

177 g

181 g

Build Details

Plastic Frame, Plastic Back

IP Rating

IP65

IP69 (dust tight and water resistant (high pressure water jets; immersible up to 2.5m for 30 min), also IP68 rated)

Display

Size

6.7 inches

6.57 inches

Type

AMOLED, HDR10

AMOLED, 1B colors

Refresh Rate

120 Hz

Peak Brightness

1200 nits

4000 nits

Resolution

1080x2412 pixels

1080 x 2372 pixels

Pixel Density

394 ppi

401 ppi

Aspect Ratio

20:9

19.8:9

Screen to Body Ratio

90.3 %

86.4 %

Protection

Gorilla Glass 7i

Performance

Chipset¹

Mediatek Dimensity 7300 Energy

Mediatek Dimensity 6400 Max

Process Size

4 nm

6 nm

CPU

Octa-core
4x2.5 GHz Cortex-A78
4x2.0 GHz Cortex-A55

Octa-core
2x2.5 GHz Cortex-A76
6x2.0 GHz Cortex-A55

GPU

Mali-G615 MC2

Mali-G57 MC2

RAM & Storage

12GB 256GB (UFS 3.1)
12GB 512GB (UFS 3.1)

8GB 128GB (UFS 2.2)
8GB 256GB (UFS 2.2)
12GB 256GB (UFS 2.2)

RAM Type

LPDDR4X

Expandable Memory

Yes

Camera

Main Camera

50 MP
f/1.8, 26mm (wide), 1/1.95", 0.8µm, multi-directional PDAF, OIS

8 MP
f/2.2, 16mm, 112˚ (ultrawide), 1/4.0", 1.12µm

2 MP
f/2.4, (macro)

50 MP
f/1.8, 27mm (wide), 1/2.88", OmniVision OV50D40, PDAF

2 MP
f/2.4

OIS

Yes

Features

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

LED flash, HDR, panorama

Video Recording

4K@30fps
1080p@30/60/120/480fps
720p@960fps

1080p@30/60
gyro-EIS

Video Recording Features

Dual Video Recording, Slo-motion, Extra HD

Selfie Camera

32 MP
f/2.0, 21mm (wide), 1/3.1", PDAF

50 MP
f/2.4, OmniVision OV50D40

Selfie Features

Panorama, HDR

Selfie Video Recording

4K@30fps
1080p@30fps

1080p@30fps

Connectivity

SIM

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

Dual SIM (Nano + Nano (Hybrid))

5G Support

Yes

16 5G bands
n1, n2, n3, n5, n7, n8, n12, n20, n26, n28, n38, n40, n41, n66, n77, n78

Yes

9 5G bands
n1, n3, n5, n8, n28, n40, n41, n77, n78

VoLTE

Yes

Wi-Fi

Wi-Fi 6

Wi-Fi 5

Wi-Fi Details

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

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

Wi-Fi Features

Mobile Hotspot

USB

USB Type-C 2.0, OTG

Bluetooth

5.4

5.3

NFC

Yes

GPS

Yes with A-GPS, Glonass

Infrared

Yes

UWB (Ultra Wideband)

Battery

Capacity

5000 mAh

7000 mAh

Type

Si/C Li-Ion

Removable

Wired charging

80W

60W

Charging Speed

47% in 18 min,100% in 46 min

50% in 31 mins

Reverse Wired Charging

10W

Wireless Charging

Reverse Wireless Charging

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 optical fingerprint sensor, accelerometer, gyroscope, proximity, compass

Others

BeaconLink calls via bluetooth (up to 200m)

Colors and Pricing

Colors

Matte Brown, Sunset Pink, Astro Silver

Silk Blue, Suit Titanium, Flowing Silver

Price in India

₹26790

₹20999

FAQs

Which phone has better performance?

In this performance comparison, the Oppo Reno12 with its Mediatek Dimensity 7300 Energy (4nm) performs better than the Realme 15T with the Mediatek Dimensity 6400 (6nm), thanks to superior chipset efficiency.

Which phone offers longer software support?

Realme 15T launched with Android 15 and will receive updates until Android 18, whereas Oppo Reno12 launched with Android 14 and will get Android 17. Realme 15T will get security updates until 2029 (approx. 4 years), while Oppo Reno12 is supported till 2028.

Which phone has a better display?

Both Oppo Reno12 and Realme 15T feature AMOLED displays, offering vibrant colors and deeper blacks. Both smartphones offer the same 120 Hz refresh rate. Realme 15T also boasts a brighter screen with 4000 nits of peak brightness, enhancing outdoor visibility. Both phones have the same screen resolution.

Which phone has a bigger battery and faster charging?

Realme 15T features a larger 7000 mAh battery, potentially delivering better battery life. Oppo Reno12 also supports faster wired charging at 80W, compared to 60W on Realme 15T.

Which phone has better water and dust resistance?

Realme 15T offers better protection against water and dust with an IP69 rating.

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