vivo X21i vs Vodafone Smart E8

Compare recorded specifications, size and practical differences.

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Key differences

Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

  • Display technology

    OLED versus LCD

    X21i:
    OLED
    Smart E8:
    LCD
  • Weight

    X21i: 10 g lighter

    X21i:
    159 g
    Smart E8:
    169 g
  • Width

    Smart E8: 2.9 mm narrower

    X21i:
    75 mm
    Smart E8:
    72.1 mm
  • Screen diagonal

    Smart E8: 1.28 in smaller diagonal

    X21i:
    6.28 in
    Smart E8:
    5 in
  • Chipset

    X21i:
    Mediatek MT6771 Helio P60 (12 nm)
    Smart E8:
    Qualcomm MSM8909 Snapdragon 210 (28 nm)
  • Rear camera layout

    X21i:
    Dual
    Smart E8:
    Single

Physical size

Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

  1. 1. X21i

    Height:
    154.4 mm +8.8 mm versus Smart E8
    Width:
    75 mm +2.9 mm versus Smart E8
    Depth:
    7 mm
  2. 2. Smart E8

    Height:
    145.6 mm
    Width:
    72.1 mm
    Depth:
    9.2 mm +2.2 mm versus X21i

Weight

Bars start at zero and share a scale within this chart.

  1. 1. X21i

    159 g

  2. 2. Smart E8

    169 g

    +10 g versus X21i

Screen size

Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

  1. 1. X21i

    Screen diagonal:
    6.28 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    98.4 cm²
  2. 2. Smart E8

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²

X21i has approximately 42.8% more rectangular screen area than Smart E8.

Memory variants

Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

Recorded RAM for X21i, Smart E8, compared at the same storage capacity.
StorageX21iSmart E8
8 GB Unknown 1 GB RAM
X21i: Original memory entry

128 GB · 4 GB RAM 64 GB · 6 GB RAM

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. X21i

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 slot)

2. Smart E8

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 GB

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded battery capacity

Bars start at zero and share a scale within this chart.

  1. 1. X21i

    3425 mAh

    +1225 mAh versus Smart E8

  2. 2. Smart E8

    2200 mAh

Specifications

Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

1. X21i2. Smart E8

Everyday essentials
Everyday essentials — specifications for X21i, Smart E8.
SpecificationX21iSmart E8
Dimensions (HxWxD)
  • 154.4 Х 75 Х 7 mm
  • 145.6 Х 72.1 Х 9.2 mm
Weight
  • 159 g
  • 169 g
Technology
  • Super AMOLED
  • IPS LCD
Screen size
  • 6.28" inch
  • 5" inch
Screen resolution
  • 1080 x 2280 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 GB
  • 4 GB RAM 64 GB
  • 6 GB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 256 GB (uses SIM 2 slot)
  • microSD
  • up to 128 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 3425 mAh
  • Non-removable Li-Ion
  • 2200 mAh
  • Removable Li-Ion
Operating system OS
  • Android 8.1 (Oreo); Funtouch 4
  • Android 7.1 (Nougat)
Chipset
  • Mediatek MT6771 Helio P60 (12 nm)
  • Qualcomm MSM8909 Snapdragon 210 (28 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for X21i, Smart E8.
SpecificationX21iSmart E8
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 98.4 cm2
  • 68.9 cm2
Screen format
  • 19:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 85.0%
  • 65.6%
PPI /points per inch/
  • 402 PPI
  • 196 PPI
Camera and Video
Camera and Video — specifications for X21i, Smart E8.
SpecificationX21iSmart E8
Rear camera, main
  • 12 MP
  • Dual
  • 5 MP
  • Single
Camera specs
  • 12 MP
  • f/1.8
  • 1/2.55''
  • 1.4µm
  • dual pixel PDAF -5 MP
  • f/2.0
  • depth sensor
  • 5 MP
Functions
  • LED flash
  • HDR
  • panorama
  • LED flash
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 24 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 24 MP
  • 2 MP
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for X21i, Smart E8.
SpecificationX21iSmart E8
Processor CPU
  • Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
  • Quad-core 1.1 GHz Cortex-A7
Graphics processor GPU
  • Mali-G72 MP3
  • Adreno 304
Antutu 7 score *
  • 130256
  • 7845
GeekBench 4 Single Core *
  • 1497
Unknown
GeekBench 4 Multi-Core *
  • 5759
Unknown
General specs
General specs — specifications for X21i, Smart E8.
SpecificationX21iSmart E8
Release date
  • 2018
  • May
  • 2017
  • June
Colors
  • Black
  • Aurora White
  • Ruby Red
  • Night Purple
  • Slate Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 430 EUR
  • 80 EUR
Communication and Connectivity
Communication and Connectivity — specifications for X21i, Smart E8.
SpecificationX21iSmart E8
SIM card
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Nano-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 8(900)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 8(900)
  • 20(800)
Speed
  • HSPA
  • LTE
  • HSPA
  • LTE
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for X21i, Smart E8.
SpecificationX21iSmart E8
Radio
  • FM radio
  • No
Others
  • 32-bit/192kHz audio -Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for X21i, Smart E8.
SpecificationX21iSmart E8
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass - Fast battery charging
  • Sensors Accelerometer
  • proximity