Oppo K3 (8GB RAM +128GB) vs Xiaomi Redmi 12 5G (6GB RAM + 128GB)

Here you can compare Oppo K3 (8GB RAM +128GB) and Xiaomi Redmi 12 5G (6GB RAM + 128GB). Comparing Oppo K3 (8GB RAM +128GB) vs Xiaomi Redmi 12 5G (6GB RAM + 128GB) on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Oppo K3 (8GB RAM +128GB) stands against Xiaomi Redmi 12 5G (6GB RAM + 128GB) and which one should you buy The current lowest price found for Oppo K3 (8GB RAM +128GB) is ₹19,990 and for Xiaomi Redmi 12 5G (6GB RAM + 128GB) is ₹12,494. The details of both of these products were last updated on Apr 23, 2025.

Specification	Oppo K3 (8GB RAM +128GB)	Xiaomi Redmi 12 5G (6GB RAM + 128GB)
RAM	8 GB	6 GB
Battery	3765 mAh, Li-Po Battery	5000 mAh, Li-Po Battery
Internal Memory	128 GB	128 GB
OS	Android v9.0 (Pie), upgradable to v11	Android v13
Display	6.5 inches, 1080 x 2340 pixels	6.79 inches, 1080 x 2460 pixels, 90 Hz
Price	₹19,990	₹12,494

Oppo K3 (8GB RAM +128GB)₹19,990

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Xiaomi Redmi 12 5G (6GB RAM + 128GB)₹12,4943%

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Oppo K3 (8GB RAM +128GB)₹19,990

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Xiaomi Redmi 12 5G (6GB RAM + 128GB)₹12,4943%

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Overview

Specs Score	74 / 100	77 / 100 Better Specs
Display Resolution	1080 x 2340 pixels	1080 x 2460 pixels Better Resolution
Screen To Body Ratio	~ 84.7%	~ 91% Less Bezels
RAM	8 GB More RAM	6 GB
Rear Camera	16 MP + 2 MP Dual	50 MP + 2 MP Dual Better Camera Resolution
Front Camera	16 MP Better Front Camera Resolution	8 MP
Thickness	9.4 mm	8.17 mm Slimmer
Battery	3765 mAh	5000 mAh Bigger Battery
Unique Features	No No No	5G Memory Card Support IR Blaster

General

Model	k3	12 5G
Sim Type	Dual Sim, GSM+GSM	Dual Sim, GSM+GSM (Hybrid Slot)
Dual Sim	Yes	Yes
Sim Size	Nano+Nano SIM	Nano SIM
Device Type	Smartphone	Smartphone
Release Date	July 19, 2019	August 01, 2023

Design

Dimensions	76 x 161.2 x 9.4 mm	76.28 x 168.6 x 8.17 mm
Weight	191 g	199 g
Colors		Moonstone Sliver, Pastel Blue, Jade Black

Display

Type	Color AMOLED Screen (16M Colors)	Color IPS Screen (16M Colors)
Touch	Yes	Yes, 240 Hz Touch Sampling Rate
Size	6.5 inches, 1080 x 2340 pixels	6.79 inches, 1080 x 2460 pixels, 90 Hz
Aspect Ratio	19.5:9	20.5:9
PPI	~ 396 PPI	~ 396 PPI
Screen to Body Ratio	~ 84.7%	~ 91%
Glass Type		Corning Gorilla Glass 3
Features	Corning Gorilla Glass	Brightness: 450 nits (typ.)
Notch	No	Yes, Punch Hole

Memory

RAM	8 GB	6 GB
Expandable RAM		Upto 6 GB Extra Virtual RAM
Storage	128 GB	128 GB
Card Slot	No	Yes, (Hybrid Slot), upto 1 TB

Connectivity

GPRS	Yes	Yes
EDGE	Yes	Yes
3G	Yes	Yes
4G	Yes	Yes
5G		Yes
5G Bands		SA: n1/n3/n5/n8/n28/n40/n78, NSA: n1/n3/n8/n40/n78
VoLTE	Yes	Yes, Dual Stand-By
Wifi	Yes, with wifi-hotspot	Yes, with wifi-hotspot
Wifi Version		Wi-Fi: 802.11 a/b/g/n/ac，2.4G/5G
Bluetooth	Yes, v4.2, A2DP, LE	Yes, v5.3, A2DP, LE
USB	Yes, USB-C	Yes, USB-C
USB Features	USB on-the-go	USB Tethering, USB on-the-go
IR Blaster		Yes

Extra

GPS	Yes, with A-GPS, GLONASS, BDS	Yes, with AGPS, GLONASS, BeiDou
Fingerprint Sensor	Yes, In Display	Yes, Side
Face Unlock	Yes	Yes
Sensors	Accelerometer, Gyro, Proximity, Compass	Ambient Light Sensor, E Compass, Accelerometer, IR Blaster
3.5mm Headphone Jack	Yes	Yes
Splash Resistant		Yes
IP Rating		IP53
Dust Resistant		Yes
Extra Features	UFS 2.1	Premium Glass Back, MIUI Dialer, LPDDR4X RAM, Bottom firing loudspeaker

Camera

Rear Camera	16 MP ƒ/1.8 (Main) 2 MP ƒ/2.4 (Depth Sensor)	50 MP ƒ/1.8 (Wide Angle) PDAF 2 MP ƒ/2.4 (Macro)
Auto Focus	Yes	Yes
Features	HDR, Panorama	Night, Video, 50MP mode, Google Lens, HDR, Google lens, Voice shutter, Tilt-shift, Timed burst, Time Lapse
Video Recording	2K @ 30 fps QHD, 1080p @ 30 fps FHD	1080p @ 30 fps FHD, 720p @ 30 fps HD
Flash	Yes, LED	Yes, LED
Front Camera	16 MP ƒ/2 Popup	8 MP ƒ/2 (Wide Angle) Punch Hole
Front Video Recording	1080p @ 30 fps FHD	1080p @ 30 fps FHD

Technical

OS	Android v9.0 (Pie), upgradable to v11	Android v13
Custom UI		MIUI 14
Chipset	Qualcomm Snapdragon 710	Qualcomm Snapdragon 4 Gen2
CPU	2.2 GHz, Octa Core Processor	2.2 GHz, Octa Core Processor
Core Details	2x2.2 GHz Kryo 360 Gold & 6x1.7 GHz Kryo 360 Silver	2x Performance Cores@2.2GHz & 6x Efficiency Cores@2GHz
GPU	Adreno 616	Adreno GPU
Java	No	No
Browser	Yes, supports HTML5	Yes

Multimedia

Email	Yes	Yes
Music	Yes	Yes
Video	Yes	Yes
FM Radio	No	No
Document Reader	Yes	Yes

Battery

Type	Non-Removable Battery	Non-Removable Battery
Size	3765 mAh, Li-Po Battery	5000 mAh, Li-Po Battery
Fast Charging	Yes, Fast Charging VOOC 3.0	Yes, 18W

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