Mid-range · 2024

Oppo K12x

Name: Oppo K12x
Brand: Oppo
Price: 145000 NGN
Availability: InStock

From ₦145,000 to ₦150,000 · 2 sellers·Last checked 8d ago

Our Take

CPU capability matches mid-range phones like Samsung Galaxy A27

Best for

Strength All-day battery (5100mAh), 120Hz screen

Extras Rugged build, Curved display

Watch out HD+ display, not Full HD

Skip if Long video-watching sessions

6.67″ IPS LCD · 120Hz

6300 6 / 128 GB

5100 mAh 45W charging

32 MP 8 MP selfie

See 2 prices Compare

Full specifications

Display

6.67″ · IPS LCD · 720 × 1604 · 120 Hz · HDR

Smooth scrolling

A standard LCD panel. Fine indoors, watch out for sunlight legibility.

Screen size

6.67"

Panel type

IPS LCD

Resolution

720 × 1604 px

Refresh rate

120 Hz

Smooth

Brightness

1000 nits

HDR

Supported

Protection

Panda glass

Performance

Mediatek Dimensity 6300 (6 nm) · 8-core 2.4 GHz · Mali-G57 MC2

Everyday capable

Daily apps and casual games run smoothly — heavy gaming will drop frames.

Chipset

Mediatek Dimensity 6300 (6 nm)

Current CPU tier

Mid-range

AnTuTu

409,464

Kimovil · Antutu v10

CPU

8-core, 2.4 GHz

GPU

Mali-G57 MC2

Process

6 nm

RAM type

LPDDR4X RAM

Storage type

UFS Storage 2.2

CPU layout

2x2.4 GHz ARM Cortex A76 +6x2.0 GHz ARM Cortex A55

Software & updates

Android 14, ColorOS 14 · 2-year support (brand estimate)

Likely end of life

This phone is past its update window — it still works, but new Android versions and most security patches have stopped.

Operating system

Android 14, ColorOS 14

Software support

2 years of updates (brand estimate)

Updates remaining

None — past its update window

Camera

32 MP f/1.8 main · 8 MP selfie

A standard camera setup — sharp in daylight, expect noise in low light.

Main camera

32 MP f/1.8

Front camera

8 MP f/2.0

Slow motion

Yes, 120 fps

Video

1080p @ 60 fps

Battery

5100 mAh · 45 W wired

Plenty

A genuinely all-day battery — comfortably handles streaming and social.

Capacity

5100 mAh

Wired charging

45 W

Removable

Memory

6 GB RAM · 128 GB · expandable

RAM

6 GB

Storage

128 GB

Configurations

6/128GB · 8/256GB

Storage type

UFS 2.2

Expandable

Yes

Connectivity

5G · Wi-Fi 5

Yes

4G LTE

Yes

NFC

Wi-Fi

Wi-Fi 5

Bluetooth

5.3

GPS systems

GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo

USB

USB-C 2.0

USB OTG

Yes

3.5mm jack

Yes

IR blaster

SIM

1× Nano-SIM

Network bands

4G works on all four carriers — 5G on MTN & Airtel

Radio bands decide whether this phone sees MTN, Glo, Airtel or 9mobile towers — and how strong the signal holds indoors.

M MTN

4G works · 5G works No B20 or B7 — weaker indoor signal, and slower speeds where the network is busy.

Works

A Airtel

4G full · 5G works

Full

G Glo

4G works No B28 — signal can get weak indoors and outside the big cities.

Works

9 9mobile

4G full

Full

The bands Nigerian networks use

B3 main band

M A G 9

B7 extra speed

B20 indoor reach

B28 indoor reach

n78 the 5G band

M A

The dots show which network uses each band. ✓ means this phone has it, ✗ means it doesn't.

All reported bands

2G B3, B8

3G B1, B8

4G B1, B3, B5, B8, B28a

5G n1, n3, n5, n8, n28a, n40, n41, n77, n78

Build & Design

186 g · 7.7 mm · IP54

Height

165.7 mm

Width

76.0 mm

Thickness

7.7 mm

Weight

186 g

IP rating

IP54

Sensors

Fingerprint (side-mounted) · accelerometer · proximity · compass

Sensors

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

Images and battery life estimates from GSMArena

How it stacks up against the rest.

A few phones around the same price, so you can see what this one does better and what it gives up.

Apple iPhone 16

Loses on most 1 win 4 losses

43% larger battery capacity

45 W vs 25 W charging · 5,100 mAh vs 3,561 mAh battery

Lower benchmark score

409k vs 1.7M AnTuTu · Mid-range vs Flagship tier

Less stable camera

No OIS vs OIS · 1080p @ 60 fps vs 4K @ 60 fps video · 32 MP · f/1.8 vs 48 MP · f/1.6 main

No NFC

No NFC vs NFC

Heavier in hand

186 g vs 170 g

Same AnTuTu version, different test sources - treat this as a rough comparison.

Full comparison

Samsung Galaxy S24

Loses on most 1 win 4 losses

28% larger battery capacity

45 W vs 25 W charging · 5,100 mAh vs 4,000 mAh battery

Lower-resolution screen

IPS LCD vs Dynamic AMOLED panel · 720 × 1604 vs 1080 × 2340 resolution · Tradeoff: 6.67″ vs 6.2″ screen

Lower benchmark score

409k vs 1.7M AnTuTu · Mid-range vs Flagship tier

Less stable camera

No OIS vs OIS · — vs Telephoto · OIS · 1080p @ 60 fps vs 8K @ 30 fps video

No NFC

No NFC vs NFC

Same AnTuTu version, different test sources - treat this as a rough comparison.

Full comparison

Where to buy

2 sellers·Used from ₦145,000

Prices move fast. Open the seller's page and confirm before you pay.

Jiji Used

₦150,000

Emily

2.8 yrs · 5 feedback · 256GB

View deal

Jiji Used

₦145,000

New seller · verify

Kings Gadgets

256GB

View deal

More listings:

Konga · Jiji

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How each one compares to the Oppo K12x.

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Less storage

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Entry-level

Oppo A3x (China)

4GB 128GB 5100mAh