Realme V25 vs vivo X100

Network
2G network

GSM 850, 900, 1800, 1900; CDMA 800

GSM 850, 900, 1800, 1900; CDMA 800
3G network

HSDPA 850, 900, 2100; CDMA2000 1x

HSDPA 800, 850, 900, 1700(AWS), 1900, 2100
4G network

LTE frequency band 1, 3, 5, 8, 38, 40, 41

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41
5G network

5G band SA/NSA

5G band 1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
EV-DO speed

-

EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
LTE speed

LTE-A

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Plastic

Aluminium alloy, glass, faux leather
SIM

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

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

164.3 mm

164.1 mm
Width

75.6 mm

75.2 mm
Thickness

8.5 mm

8.5/8.8 mm
Weight

195 g

202/206 g
Waterproof

-

IP68 (1.5m and 30 mins)
Dust proof

-

IP68
Colors

Black, Blue, Green

Black, Blue, Orange

OS
OS

Android 12, Realme UI 3.0

Android 14, Funtouch 14 (global), OriginOS 4 (China)

Main camera
Camera type

Triple

Triple
Main camera

(wide) , 64 MP, f/1.8 , 26 mm

(wide) , 50 MP, f/1.6 , 1/1.49"
(macro) , 2 MP, f/2.4

(periscope telephoto) , 64 MP, f/2.6 , 70 mm, 1/2.0" , 3x optical zoom
(depth) , 2 MP, f/2.4

(ultrawide) , 50 MP, f/2.0 , 119˚ , 15 mm, 1/2.76"
Primary camera resolution

9248 x 6944 pixels

8120 x 6180 pixels
Primary camera video

1080p@30fps

4K, 1080p, gyro-EIS, Cinematic mode (1080p)
Primary camera optics

-

Zeiss optics, Zeiss T* lens coating
Primary camera flash

LED flash

LED flash
Camera features

Autofocus, digital zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocus

Autofocus, continuous shooting, digital zoom, optical zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocus

Selfie camera
Selfie camera type

Single

Single
Selfie camera

(wide) , 16 MP, f/2.1 , 26 mm, 1/3.09" , 1.0 µm

(wide) , 32 MP, f/2.0
Selfie camera resolution

4608 x 3456 pixels

6560 x 4928 pixels
Selfie camera features

Face unlock, HDR

Face unlock, face detection
Selfie camera video

1080p@30fps

1080p

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11ax, 802.11be
WLAN WiFi Hotspot

Yes

-
WLAN WiFi Direct

-

Yes
WLAN WiFi Dual Band

Yes

-
WiFi Tri-Band

-

Yes
USB

Type-C 2.0

Type-C 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.1

v5.4
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

-

aptX HD
Infrared

-

Yes
NFC

No

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

-

Yes
BDS

Yes

Yes
QZSS

-

Yes
NavIC

-

Yes