Product
Vivo X21 UD
Vivo X21 UD
₹56,038
Vivo X30 Pro
Vivo X30 Pro
₹61,435
Battery
Charging 18W wired 33W wired
Type Li-Ion 3200 mAh, non-removable 4350 mAh, non-removable
Body
Build Glass front (Gorilla Glass 3), aluminum back, aluminum frame Glass front, glass back, aluminum frame
Dimensions 154.5 x 74.8 x 7.4 mm (6.08 x 2.94 x 0.29 in) 158.5 x 74.1 x 8.8 mm (6.24 x 2.92 x 0.35 in)
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 156.2 g (5.50 oz) 198.5 g (7.02 oz)
Comms
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE
NFC No Yes
Positioning GPS, GLONASS GPS, GLONASS, GALILEO, BDS
Radio FM radio FM radio
USB microUSB 2.0, OTG USB Type-C, OTG
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Display
Protection Corning Gorilla Glass 3 -
Resolution 1080 x 2280 pixels, 19:9 ratio (~402 ppi density) 1080 x 2400 pixels, 20:9 ratio (~409 ppi density)
Size 6.28 inches, 98.4 cm2 (~85.2% screen-to-body ratio) 6.44 inches, 100.1 cm2 (~85.3% screen-to-body ratio)
Type Super AMOLED Super AMOLED, HDR, 800 nits (typ)
Features
Sensors Fingerprint (under display, optical), accelerometer, proximity, compass Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Launch
Announced 2018, March. Released 2018, March 2019, December. Released 2019, December
Status Discontinued Discontinued
Main Camera
Dual 12 MP, f/1.8, 1/2.55", 1.4µm, dual pixel PDAF 5 MP, f/2.4, (depth) -
Features LED flash, HDR, panorama Laser AF, Dual-LED dual-tone flash, HDR, panorama
Quad - 64 MP, f/1.8, 26mm (wide), 1/1.72", 0.8µm, PDAF 13 MP, f/3.0, 135mm (periscope telephoto), 1/4.0", PDAF, OIS, 5x optical zoom 32 MP, f/2.0, 50mm (telephoto), 1/2.8", 0.8µm, PDAF, 2x optical zoom 8 MP, f/2.2, 112˚ (ultrawide), 1/4.0", 1.12µm
Video 1080p@30fps 4K@30fps
Memory
Card slot microSDXC (uses shared SIM slot) No
Internal 128GB 6GB RAM 128GB 8GB RAM, 256GB 8GB RAM
  eMMC 5.1 UFS 2.1
Misc
Colors Black, Ruby Red Black, Peach, Light Blue
Models X21UD A V1938T
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands 1, 2, 3, 5, 8, 34, 38, 39, 40, 41 1, 2, 3, 4, 5, 7, 8, 34, 38, 39, 40, 41
5G bands - 41, 78 SA/NSA
Speed HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps HSPA, LTE, 5G (3.6+ Gbps DL)
Technology GSM / CDMA / HSPA / LTE GSM / CDMA / HSPA / LTE / 5G
  CDMA 800 & TD-SCDMA CDMA 800 & TD-SCDMA
Platform
Chipset Qualcomm SDM660 Snapdragon 660 (14 nm) Exynos 980 (8 nm)
CPU Octa-core (4x2.2 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver) Octa-core (2x2.2 GHz Cortex-A77 & 6x1.8 GHz Cortex A55)
GPU Adreno 512 Mali-G76 MP5
OS Android 8.1 (Oreo), Funtouch 4 Android 9.0 (Pie), Funtouch 10.0
Selfie camera
Features - HDR
Single 12 MP, f/2.0, (wide), 1/2.8", 1.28µm 32 MP, f/2.4, 26mm (wide), 1/2.8", 0.8µm
Video 1080p@30fps 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes
  32-bit/192kHz Hi-Res audio -
Offers No offers available No offers available