OPPO K12x 5G (8GB RAM + 256GB) vs Oppo K3 (8GB RAM +128GB)

Here you can compare OPPO K12x 5G (8GB RAM + 256GB) and Oppo K3 (8GB RAM +128GB). Comparing OPPO K12x 5G (8GB RAM + 256GB) vs Oppo K3 (8GB RAM +128GB) on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how OPPO K12x 5G (8GB RAM + 256GB) stands against Oppo K3 (8GB RAM +128GB) and which one should you buy The current lowest price found for OPPO K12x 5G (8GB RAM + 256GB) is ₹15,999 and for Oppo K3 (8GB RAM +128GB) is ₹19,990. The details of both of these products were last updated on Apr 25, 2025.

Specification	OPPO K12x 5G (8GB RAM + 256GB)	Oppo K3 (8GB RAM +128GB)
RAM	8 GB	8 GB
Display	6.67 inches, 720 x 1604 pixels, 120 Hz	6.5 inches, 1080 x 2340 pixels
OS	Android v14	Android v9.0 (Pie), upgradable to v11
Rear Camera	32 MP ƒ/1.8 (Wide Angle) 2 MP ƒ/2.4 (Depth Sensor)	16 MP ƒ/1.8 (Main) 2 MP ƒ/2.4 (Depth Sensor)
Internal Memory	256 GB	128 GB
Price	₹15,999	₹19,990

OPPO K12x 5G (8GB RAM + 256GB)₹15,999

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Oppo K3 (8GB RAM +128GB)₹19,990

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OPPO K12x 5G (8GB RAM + 256GB)₹15,999

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Oppo K3 (8GB RAM +128GB)₹19,990

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Overview

Specs Score	78 / 100 Better Specs	74 / 100
Display Resolution	720 x 1604 pixels	1080 x 2340 pixels Better Resolution
Screen To Body Ratio	~ 89.9% Less Bezels	~ 84.7%
Storage	256 GB More Storage	128 GB
CPU Clock Speed	2.4 GHz Faster Clock Speed	2.2 GHz
Rear Camera	32 MP + 2 MP Dual Better Camera Resolution	16 MP + 2 MP Dual
Front Camera	8 MP	16 MP Better Front Camera Resolution
Thickness	7.7 mm Slimmer	9.4 mm
Battery	5100 mAh Bigger Battery	3765 mAh
Unique Features	5G Memory Card Support	No No

General

Country of Origin	India
Model	CPH2667, K12x	k3
Sim Type	Dual Sim, GSM+GSM (Hybrid Slot)	Dual Sim, GSM+GSM
Dual Sim	Yes	Yes
Sim Size	Nano+Nano SIM	Nano+Nano SIM
Device Type	Smartphone	Smartphone
Release Date	July 29, 2024	July 19, 2019
In The Box	Phone x 1, USB Data Cable x 1, Charger x 1, SIM Ejector Tool x 1, Protective Case x 1, User manual x 1, Warranty card x 1

Design

Dimensions	76 x 165.7 x 7.7 mm	76 x 161.2 x 9.4 mm
Weight	186 g	191 g
Colors	Midnight Violet, Breeze Blue

Display

Type	Color LCD Screen (16.7 M)	Color AMOLED Screen (16M Colors)
Touch	Yes, 120 Hz Touch Sampling Rate	Yes
Size	6.67 inches, 720 x 1604 pixels, 120 Hz	6.5 inches, 1080 x 2340 pixels
Aspect Ratio	20:9	19.5:9
PPI	~ 264 PPI	~ 396 PPI
Screen to Body Ratio	~ 89.9%	~ 84.7%
Features	1000 nits, Eye Comfort Mode, User Scenario, Vivid mode: 83% NTSC, Natural Mode: 71% NTSC	Corning Gorilla Glass
Notch	Yes, Punch Hole	No

Memory

RAM	8 GB	8 GB
Storage	256 GB	128 GB
Storage Type	UFS 2.2
Card Slot	Yes, (Hybrid Slot), upto 1 TB	No

Connectivity

GPRS	Yes	Yes
EDGE	Yes	Yes
3G	Yes	Yes
4G	Yes	Yes
5G	Yes
5G Bands	n1/n3/n5/n8/n28B/n40/n41/n77/n78
VoLTE	Yes	Yes
Wifi	Yes, with wifi-hotspot	Yes, with wifi-hotspot
Wifi Version	Wi-Fi 5 (802.11ac), 802.11a/b/g/n, WLAN 2.4G/WLAN 5G
Bluetooth	Yes, v5.3, SBC, AAC, aptX, aptX HD, and LDAC	Yes, v4.2, A2DP, LE
USB	Yes, USB-C v2.0	Yes, USB-C
USB Features	USB on-the-go, USB Charging	USB on-the-go

Extra

GPS	Yes, with BeiDou: B1I; GPS: L1; GLONASS: G1; Galileo: E1; QZSS: L1	Yes, with A-GPS, GLONASS, BDS
Fingerprint Sensor	Yes, Side	Yes, In Display
Face Unlock	Yes	Yes
Sensors	Accelerometer, Gyro, Proximity, Compass	Accelerometer, Gyro, Proximity, Compass
3.5mm Headphone Jack	Yes	Yes
Splash Resistant	Yes
IP Rating	IP54
Dust Resistant	Yes
Extra Features	360° Damage-Proof Armour Body, Splash Touch, SAR Value Head SAR: 1.176W/kg, Body SAR: 1.186W/kg, RAM Type: LPDDR4X@2133MHz, 2 × 16 bits	UFS 2.1

Camera

Rear Camera	32 MP ƒ/1.8 (Wide Angle) 2 MP ƒ/2.4 (Depth Sensor)	16 MP ƒ/1.8 (Main) 2 MP ƒ/2.4 (Depth Sensor)
Auto Focus	Yes	Yes
Features	Pro, Video, Photo, Portrait, Night, Hi-Res, Pano, Slo-Mo, Time-Lapse, Dual-View Video, Sticker, and Text Scanner	HDR, Panorama
Video Recording	1080p @ 60 fps FHD, 720p @ 30 fps HD	2K @ 30 fps QHD, 1080p @ 30 fps FHD
Flash	Yes, LED	Yes, LED
Front Camera	8 MP (Wide Angle) Punch Hole	16 MP ƒ/2 Popup
Front Video Recording	1080p @ 30 fps FHD	1080p @ 30 fps FHD

Technical

OS	Android v14	Android v9.0 (Pie), upgradable to v11
Custom UI	ColorOS 14
Chipset	mediatek Dimensity 6300	Qualcomm Snapdragon 710
CPU	2.4 GHz, Octa Core Processor	2.2 GHz, Octa Core Processor
Core Details	2X Arm Cortex-A76@2.4GHz & 6X Arm Cortex-A55@2.0GHz	2x2.2 GHz Kryo 360 Gold & 6x1.7 GHz Kryo 360 Silver
GPU	Arm Mali-G57 MC2	Adreno 616
Java	No	No
Browser	Yes	Yes, supports HTML5

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	5100 mAh, Li-ion Battery	3765 mAh, Li-Po Battery
Fast Charging	Yes, 45W Fast charging	Yes, Fast Charging VOOC 3.0

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