vivo Series
5.9/10
vivo x21 ud
Released 2017, December • NA • Hybrid Dual SIM (Nano-SIM, dual stand-by)
Estimated Market Price
₹54,994
Updated Feb 2026
Display
6.28"
Super AMOLED Display
Main Cam
16MP
High Res
Memory
128GB
Storage
Power
3.4k
3410 mAh
Performance Architecture
Processer / Chipset
Qualcomm SDM660 Snapdragon 660 (14 nm)
CPU Core Configuration
Octa-core (4x2.2 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)
Graphics (GPU)
Adreno 512
Benchmark Estimates
5.9 Score
Performance Tier
Essential Tier
Strengths
Trade-offs
- Entry-level camera performance
- Check detailed specs for limitations
Technical Data Sheet
Comprehensive hardware and software specifications
Data Source
Specifications are automatically aggregated from official vendor datasheets and certified databases.
General
Brand
vivo
Model
vivo x21 ud
Release Date
Released 2017, December
OS
NA
SIM
Hybrid Dual SIM (Nano-SIM, dual stand-by)
Display
Type
Super AMOLED Display
Size
6.28 " (inches)
Resolution
1080 x 2280 pixels (px)
Platform
Chipset
Qualcomm SDM660 Snapdragon 660 (14 nm)
CPU
Octa-core (4x2.2 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)
GPU
Adreno 512
OS
NA
Memory
Internal
128GB
Card Slot
microSDXC (uses shared SIM slot)
Main Camera
Modules
16 MP, AF<BR>5 MP, f/2.4, (depth)<BR>
Features
LED flash, HDR, panorama
Video
Yes
Selfie Camera
Modules
16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0?m<BR>8 MP<BR>
Battery
Type
Li-Po 3410 mAh, non-removable
Comms
WLAN
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
4.0, A2DP
GPS
Yes, with A-GPS
NFC
No
Radio
FM radio
USB
microUSB 2.0, USB On-The-Go
Body
Dimensions
154.5 x 74.8 x 7.4 mm (6.08 x 2.94 x 0.29 in)
Weight
156.2 (grams)
SIM
Hybrid Dual SIM (Nano-SIM, dual stand-by)
Market Comparison
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