Alcatel Idol 4s vs Vivo Y21

Key Specs
Display5.5
Battery3000 mAh
Camera16 MP
Storage32 GB 3 GB RAM
Network
TechnologyGSM / HSPA / LTE
2G bandsGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (optional)
3G bandsHSDPA 850 / 900 / 1900 / 2100 - 6070K, 6070Y
HSDPA 850 / 1700(AWS) / 1900 / 2100 - 6070O
4G bandsLTE band 1(2100), 3(1800), 7(2600), 8(900), 20(800), 28(700) - 6070K, 6070Y
LTE band 2(1900), 4(1700/2100), 5(850), 7(2600), 12(700), 17(700) - 6070O
SpeedHSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
GPRSYes
EDGEYes
Launch
Announced2016, February
StatusAvailable. Released 2016, July
Body
Dimensions153.9 x 75.4 x 7 mm (6.06 x 2.97 x 0.28 in)
Weight149 g (5.26 oz)
SIMDual SIM (Nano-SIM, dual stand-by) - 6070K
Display for Alcatel Idol 4s
TypeAMOLED capacitive touchscreen, 16M colors
Size5.5 inches (~71.9% screen-to-body ratio)
Resolution1440 x 2560 pixels (~534 ppi pixel density)
MultitouchYes, up to 10 fingers
Platform
OSAndroid OS, v6.0.1 (Marshmallow)
ChipsetQualcomm MSM8976 Snapdragon 652
CPUOcta-core (4x1.8 GHz Cortex-A72 & 4x1.4 GHz Cortex-A53)
GPUAdreno 510
Memory
Card slotmicroSD, up to 256 GB (uses SIM 2 slot)
Internal32 GB, 3 GB RAM
Camera
Primary16 MP, f/2.0, phase detection autofocus, dual-LED (dual tone) flash
FeaturesGeo-tagging, touch focus, face detection, panorama, HDR
Video2160p@30fps
Secondary8 MP, 1080p, LED flash
Sound
Alert typesVibration; MP3, WAV ringtones
LoudspeakerYes, with stereo speakers
3.5mm jackYes
- Hi-Fi audio
- Active noise cancellation with dedicated mic
Comms
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot
Bluetoothv4.2, A2DP, LE
GPSYes, with A-GPS
NFCYes
RadioFM radio, RDS
USBmicroUSB v2.0, USB Host
Features
SensorsAccelerometer, gyro, proximity, compass
MessagingSMS(threaded view), MMS, Email, Push Email, IM
BrowserHTML5
JavaNo
- Fast battery charging: 60% in 30 min (Quick Charge 2.0)
- MP3/AAC+/WAV/WMA player
- XviD/MP4/H.265 player
- Document viewer
- Photo/video editor
- Virtual Reality Goggles included
Battery
Non-removable Li-Ion 3000 mAh battery
Stand-byUp to 420 h (2G) / Up to 420 h (3G)
Talk timeUp to 13 h (2G) / Up to 13 h (3G)
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VIVO Y21

Rs. 59,699

Vivo Y21
Key Specs
Display6.51"
Battery5000 mAh
Camera13 MP + 2 MP
Storage128GB Built-in
Network
TechnologyGSM / HSPA / LTE
2G bandsGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bandsHSDPA 850 / 900 / 2100
4G bands1, 3, 5, 8, 38, 40, 41
SpeedHSPA 42.2/5.76 Mbps, LTE
Launch
Announced2021, August 20
StatusAvailable. Released 2021, August 20
Body
Dimensions164.3 x 76.1 x 8 mm (6.47 x 3.00 x 0.31 in)
Weight182 g (6.42 oz)
SIMDual SIM (Nano-SIM, dual stand-by)
Display for Vivo Y21
TypeIPS LCD
Size6.51 inches, 102.3 cm2 (~81.8% screen-to-body ratio)
Resolution720 x 1600 pixels, 20:9 ratio (~270 ppi density)
Platform
OSAndroid 11, Funtouch 11.1
ChipsetMediatek MT6765 Helio P35 (12nm)
CPUOcta-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
GPUPowerVR GE8320
Memory
Card slotmicroSDXC (dedicated slot)
Internal64GB 4GB RAM, 128GB 4GB RAM
Main Camera
Dual13 MP, f/2.2, (wide), PDAF
2 MP, f/2.4, (macro)
FeaturesLED flash
Video1080p@30fps
Selfie camera
Single8 MP, f/2.0, (wide)
Video1080p@30fps
Sound
LoudspeakerYes
3.5mm jackYes
Comms
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth5.0, A2DP, LE
GPSYes, with A-GPS, GLONASS, GALILEO, BDS
NFCNo
RadioFM radio
USBUSB Type-C 2.0, USB On-The-Go
Features
SensorsFingerprint (side-mounted), accelerometer, gyro, proximity, compass
Battery
TypeLi-Po 5000 mAh, non-removable
ChargingFast charging 18W

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