Realme 12 4G vs vivo Y39

Realme 12 4G and vivo Y39 are evenly matched - it comes down to what you need

Realme 12 4G

3.4/10

No price yet

vivo Y39

3.4/10

No price yet

Best for

Gamingvivo Y39
Keeping it for yearsvivo Y39

Head to head

Performance
1.7
3.6
vivo Y39 has the faster chip: Gen 2 against Qualcomm SM6225 Snapdragon 685.
Gaming
2.4
3.4
vivo Y39 has the stronger graphics for games.
Battery life
2.6
–
Display
5.0
–
Camera
5.3
–
Durability
0.2
1.6
Longevity
2.0
3.3
vivo Y39 should get software updates for about 1.4 more years, against about 0.7 for Realme 12 4G.
Storage
5.0
–
Connectivity
3.6
4.3
vivo Y39 has 5G, which Realme 12 4G lacks.
Size and weight
9.1
–
Extras
6.6
3.2
Realme 12 4G has a headphone jack; vivo Y39 does not.

All specifications

Realme 12 4G

vivo Y39

General

Condition

Available. Released 2024, July 01

Available. Released 2025, March 27

Model

RMX3871

V2443, V2436

Operating System

Android 14, Realme UI 5.0

–

Release Year

2024

–

Performance

CPU

Octa-core (4x2.8 GHz Cortex-A73 & 4x1.9 GHz Cortex-A53)

Qualcomm SM4450 Snapdragon 4 Gen 2 (4 nm)

GPU

Adreno 610

Adreno 613

Processor

Qualcomm SM6225 Snapdragon 685 (6 nm)

Gen 2

Display

Brightness

2000 nits

–

Display Type

AMOLED

–

Refresh Rate

120 Hz

–

Resolution

1080 x 2400 pixels

720 x 1608 pixels, 20:9 ratio (~264 ppi density)

Screen Protection

–

Schott Glass

Screen Size

6.67 in

–

Camera

Front Camera

16 MP

–

Number of Cameras

–

Optical Image Stabilisation

Yes

–

Rear Camera

Dual 50 MP

–

Video Resolution

1080p@30fps, gyro-EIS

1080p@30fps

Battery and power

Battery Capacity

5000 mAh

–

Charging Port

67W wired, 50% in 19 min

44W wired, 74% in 60 min Reverse wired

Charging Wattage

67 W

–

Wireless Charging

–

Memory

RAM

8 GB

–

Storage

Expandable Storage

Yes

–

Storage Capacity

128 GB

–

Connectivity

900 / 1800 / 1900

2G Bands

GSM 850 / 900 / 1800 / 1900

3G Bands

HSDPA 850 / 900 / 2100

4G Bands

1, 3, 5, 7, 8, 20, 28, 38, 40, 41

1, 3, 5, 8, 28, 38, 40, 41

5G Bands

–

1, 3, 5, 8, 28, 40, 77, 78 SA/NSA

Bluetooth

5.0, A2DP, LE

GPS

GPS, GALILEO, GLONASS, QZSS, BDS

–

NFC

Yes, 360˚

Network Technology

HSPA, LTE

HSPA, LTE, 5G

SIM Type

Nano-SIM + Nano-SIM

–

Wi-Fi

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

–

Sound

Loudspeaker

Yes, with dual speakers

–

Ports

Headphone Jack

Yes

USB Type

USB Type-C 2.0

USB Type-C 2.0, OTG

Build and size

Build

–

Glass front, plastic frame, plastic back

Dimensions

6.67 inches, 107.4 cm 2 (~87.3% screen-to-body ratio)

6.68 inches, 107.4 cm 2 (~84.9% screen-to-body ratio)

IP Rating

IP54

–

Thickness

7.9 mm

–

Weight

187 g

–

Features

FM Radio

Unspecified

Questions people ask

Which is better, Realme 12 4G or vivo Y39?

Realme 12 4G and vivo Y39 are evenly matched - it comes down to what you need. Realme 12 4G wins on extras; vivo Y39 wins on performance, gaming, durability and longevity.

Which is faster, Realme 12 4G or vivo Y39?

vivo Y39 has the faster chip: Gen 2 against Qualcomm SM6225 Snapdragon 685.

Which is better for gaming, Realme 12 4G or vivo Y39?

vivo Y39 has the stronger graphics for games.

Which will last more years, Realme 12 4G or vivo Y39?

vivo Y39 should get software updates for about 1.4 more years, against about 0.7 for Realme 12 4G.

Which connects better, Realme 12 4G or vivo Y39?

vivo Y39 has 5G, which Realme 12 4G lacks.

Which has more extras, Realme 12 4G or vivo Y39?

Realme 12 4G has a headphone jack; vivo Y39 does not.

Which is better for keeping it for years, Realme 12 4G or vivo Y39?

vivo Y39 scores higher for keeping it for years.

Which is newer, Realme 12 4G or vivo Y39?

vivo Y39 is the newer of the two, released March 2025.

Scores are out of 10 against products released in the last two years, worked out from published specs. Prices are averages of what three or more sellers quoted.