Sony Xperia X Compact vs Vivo Y21d

Key Specs
Display 4.6"
Battery 2700 mAh
Camera 23 MP
Storage 32 GB 3 GB RAM
Network
TechnologyGSM / HSPA / LTE
2G bandsGSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 - F5321
4G bandsLTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 19(800), 20(800), 26(850), 28(700), 38(2600), 39(1900), 40(2300), 41(2500) - F5321
SpeedHSPA 42.2/5.76 Mbps, LTE-A Cat6 300/50 Mbps
GPRSYes
EDGEYes
Launch
Announced2016, September
StatusAvailable. Released 2016, September
Body
Dimensions129 x 65 x 9.5 mm (5.08 x 2.56 x 0.37 in)
Weight135 g (4.76 oz)
SIMNano-SIM
Display for Sony Xperia X Compact
TypeIPS LCD capacitive touchscreen, 16M colors
Size4.6 inches, 58.3 cm2 (~69.6% screen-to-body ratio)
Resolution720 x 1280 pixels, 16:9 ratio (~319 ppi density)
ProtectionCorning Gorilla Glass 4
 Triluminos display
X-Reality Engine
Platform
OSAndroid 6.0.1 (Marshmallow), upgradable to Android 8.0 (Oreo)
ChipsetQualcomm MSM8956 Snapdragon 650
CPUHexa-core (4x1.4 GHz Cortex-A53 & 2x1.8 GHz Cortex-A72)
GPUAdreno 510
Memory
Card slotmicroSD, up to 256 GB (dedicated slot)
Internal32 GB, 3 GB RAM
Main Camera
Single23 MP, f/2.0, 24mm (wide), 1/2.3", PDAF
FeaturesLED flash, HDR, panorama
Video1080p@30fps, 1080p@60fps
Selfie camera
Single5 MP
Video1080p@30fps
Sound
Loudspeaker Yes, with stereo speakers
3.5mm jack Yes
 24-bit/192kHz audio
Active noise cancellation with dedicated mic
Comms
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspot
Bluetooth4.2, A2DP, aptX, LE
GPSYes, with A-GPS, GLONASS/ BDS (region dependent)
NFCYes
RadioFM radio, RDS
USB2.0, Type-C 1.0 reversible connector; USB Host
Features
SensorsFingerprint (side-mounted), accelerometer, gyro, proximity, barometer, compass, color spectrum
Battery
 Non-removable Li-Ion 2700 mAh battery
ChargingFast battery charging 18W (Quick Charge 3.0)
Stand-byUp to 710 h (2G) / Up to 750 h (3G)
Talk timeUp to 11 h (2G) / Up to 14 h (3G)
Tests
PerformanceBasemark OS II 2.0: 1738 / Basemark X: 15415
DisplayContrast ratio: 1225 (nominal), 3.694 (sunlight)
CameraPhoto / Video
LoudspeakerVoice 64dB / Noise 65dB / Ring 69dB
Audio qualityNoise -95.1dB / Crosstalk -90.8dB
Battery life
Endurance rating 73h
space

VIVO Y21D

Rs. 43,999

Vivo Y21d
Key Specs
Display 6.68""
Battery 6500 mAh
Camera 50 MP + 0.08 MP
Storage 128GB Built-in
Network
Technology GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 2100
4G bands 1, 3, 5, 8, 38, 40, 41
Speed HSPA, LTE
Launch
Announced 2025, September
Status Available. Released 2025, October 7
Body
Dimensions -
Weight -
Build Glass front, plastic frame, plastic back
SIM Nano-SIM + Nano-SIM
Display for Vivo Y21d
Type IPS LCD
Size 6.68 inches, 102.3 cm2 (~81.8% screen-to-body ratio)
Resolution 1608 × 720 pixels, 20:9 ratio (~270 ppi density)
Platform
OS Android 11, Funtouch 11.1
Chipset Mediatek MT6769 Helio G70 (12 nm)
CPU Octa-core (2x2.0 GHz Cortex-A75 & 6x1.7 GHz Cortex-A55)
GPU Mali-G52 2EEMC2
Memory
Card slot microSDXC (dedicated slot)
Internal 128GB 6GB RAM
Main Camera
Dual 50 MP, f/2.2, (wide), PDAF
0.08 MP, f/2.4, (macro)
Features LED flash
Video 1080p@30fps
Selfie camera
Single 5 MP, f/2.0, (wide)
Video 1080p@30fps
Sound
Loudspeaker Yes
3.5mm jack Yes
Comms
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth 5.0, A2DP, LE
Positioning GPS, GLONASS, GALILEO, BDS
NFC No
Radio FM radio
USB USB Type-C 2.0, OTG
Features
Sensors Fingerprint (side-mounted), accelerometer, proximity, compass
Battery
Type 6500 mAh
Charging 18W wired