Compare Mobile Phones Side-by-Side

Oppo K12x 5G vs vivo T4 5G

Oppo K12x 5G

$162

87% SPEC SCORE

vivo T4 5G

$251

84% SPEC SCORE

Tecno Spark 30 5G

$190

89% SPEC SCORE

HMD Ridge Pro

$191

88% SPEC SCORE

OVERVIEW

Display

Screen Size: 6.67 inches

(720 X 1604 pixels)

120 Refresh rate

Screen Size: 6.77 inches

(1080 X 2392 pixels)

120 Refresh rate

Camera

32+2 MP (Dual Camera)

8 MP Selfie

1080P Video

50+2 MP (Dual Camera)

32 MP Selfie

4K Video

Hardware

Mediatek Dimensity 6300 (6 nm)

Qualcomm SM7635 Snapdragon 7s Gen 3

Android 14

ColorOS 14

Android 15

Funtouch 15

Battery

Li-Ion

5100 mAh

Si/C Li-Ion

7300 mAh

Storage

6GB RAM, 128GB

8GB RAM, 128GB

NETWORK

Technology

GSM / HSPA / LTE / 5G

LAUNCH DATE

Announced Date

2024, July 29

2025, April 22

Released Date

2024, August 02

2025, April 29

Status

Available

DISPLAY

Type

IPS LCD, 1000 nits (HBM)

AMOLED, 5000 nits (peak), 800 nits (typ), 1300 nits (HBM)

Refresh Rate

120 Hz

Size

Screen Size: 6.67

Surface Area: 107.2 cm²

Screen To Body Ratio: 85.2%

Screen Size: 6.77

Surface Area: 110.9 cm²

Screen To Body Ratio: 88.8%

Color

1B Colors

Resolution

720 x 1604 pixels, 20:9 ratio

1080 x 2392 pixels

Pixel Density

264 ppi

388 ppi

Protection

Front Protection: Shield Glass

Always on Display

Yes

BODY

Dimensions

Height: 165.7 mm (6.52 inch)

Width: 76 mm (2.99 inch)

Depth: 7.7 mm (0.3 inch)

Height: 163.4 mm (6.43 inch)

Width: 76.4 mm (3.01 inch)

Depth: 7.9 mm (0.31 inch)

Weight

186g (6.56 oz)

199g (7.02 oz)

Build

Glass front, plastic back, plastic frame

SIM

Dual SIM (Nano-SIM, dual stand-by)

Nano-SIM + Nano-SIM

Resistance

IP54 dust and splash resistant

IP65 Dust tight and water resistant (low pressure water jets)

Other

MIL-STD-810H compliant*, * does not guarantee ruggedness or use in extreme conditions

MAIN CAMERA

Rear Camera

Dual Camera:

➤ 32 MP, f/1.8, (wide), PDAF
➤ 2 MP, f/2.4, (depth)

Dual Camera:

➤ 50 MP, f/1.8, (Wide), 1/1.95", 0.8µm, PDAF, OIS
➤ 2 MP, f/2.4, (depth)

Features

LED flash, HDR, panorama

Video

1080p@30/60fps

4K@30fps, 1080p@30fps, gyro-EIS, OIS

SELFIE CAMERA

Single

8 MP, f/2.0, (wide)

32 MP, f/2.0, (wide)

Video

1080p@30fps

4K@30fps, 1080p@30fps

SOFTWARE & HARDWARE

Current Version: Android 14

Custom UI: ColorOS 14

Current Version: Android 15

Upgradable To: up to 2 major Android upgrades

Custom UI: Funtouch 15

Chipset

Processor: Mediatek Dimensity 6300 (6 nm)

Processor: Qualcomm SM7635 Snapdragon 7s Gen 3

CPU

Octa-core (2x2.4 GHz Cortex-A76 & 6x Cortex-A55)

Octa-core (1x2.5 GHz Cortex-A720 & 3x2.4 GHz Cortex-A720 & 4x1.8 GHz Cortex-A520)

GPU

Mali G57 MC2

Adreno 710 (940 MHz)

BATTERY

Type

Li-Ion

Si/C Li-Ion

Capacity

5100 mAh

7300 mAh

Removable

Charging

45W wiredPD50% in 30 min (advertised)

90W wired

55W PPS

44W UFCS50% in 33 min

7.5W reverse wired

Bypass Charging

STORAGE

Internal Memory

128GB 6GB RAM, 256GB 8GB RAM

128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM

Card slot

microSDXC

Storage Type

UFS 2.2

CONNECTIVITY

WLAN

Wi-Fi 802.11 a/b/g/n/ac, dual-band

Wi-Fi 802.11 a/b/g/n/ac/6, dual-band

Bluetooth

5.3, LE, A2DP, aptX HD

5.2, LE, A2DP, aptX HD, aptX Adaptive

Positioning

GPS, GALILEO, GLONASS, BDS, QZSS

GPS, GALILEO, GLONASS, BDS

NFC

Yes

Radio

USB

USB Type-C 2.0, OTG

Infrared port

Yes

SOUND

Loudspeaker

Yes, with stereo speakers

Yes

Sound jack

Yes, 3.5

SENSORS

Features

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

Fingerprint (under display, optical), accelerometer, gyro, proximity, compass, Circle to Search

MISCELLANEOUS

Colors

Breeze Blue, Midnight Violet

Emerald Blaze, Phantom Grey

Models

CPH2667

V2502

SAR

1.18 W/kg (head) 1.19 W/kg (body)

0.99 W/kg (head) 0.87 W/kg (body)

Which Mobile Phone is Better: Oppo K12x 5G or vivo T4 5G ?

Have a look at the benefits of this Oppo K12x 5G and vivo T4 5G given by our tech specs.

Pros of vivo T4 5G

Supports 30% higher battery capacity (7300mAh vs 5100mAh), offering longer usage without frequent recharging.
Offers a 1% larger screen (6.77 inches vs 6.67 inches), ideal for media consumption and gaming.
Supports 3x higher resolution (108MP vs 32MP), offering incredible photo clarity and detail.
Supports higher RAM capacity compare to Oppo K12x 5G, enabling faster switching between apps and better performance in demanding applications