vivo X21i vs Xolo LT900

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
    LT900:
    LCD
  • Weight

    LT900: 19 g lighter

    X21i:
    159 g
    LT900:
    140 g
  • Width

    LT900: 9 mm narrower

    X21i:
    75 mm
    LT900:
    66 mm
  • Screen diagonal

    LT900: 1.98 in smaller diagonal

    X21i:
    6.28 in
    LT900:
    4.3 in
  • Chipset

    X21i:
    Mediatek MT6771 Helio P60 (12 nm)
    LT900:
    Qualcomm MSM8960 Snapdragon S4 Plus
  • Rear camera layout

    X21i:
    Dual
    LT900:
    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 +25.7 mm versus LT900
    Width:
    75 mm +9 mm versus LT900
    Depth:
    7 mm
  2. 2. LT900

    Height:
    128.7 mm
    Width:
    66 mm
    Depth:
    9.8 mm +2.8 mm versus X21i

Weight

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

  1. 1. X21i

    159 g

    +19 g versus LT900

  2. 2. LT900

    140 g

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. LT900

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

X21i has approximately 93.1% more rectangular screen area than LT900.

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, LT900, compared at the same storage capacity.
StorageX21iLT900
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. LT900

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot)

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

    +1615 mAh versus LT900

  2. 2. LT900

    1810 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. LT900

Everyday essentials
Everyday essentials — specifications for X21i, LT900.
SpecificationX21iLT900
Dimensions (HxWxD)
  • 154.4 Х 75 Х 7 mm
  • 128.7 Х 66 Х 9.8 mm
Weight
  • 159 g
  • 140 g
Technology
  • Super AMOLED
  • IPS LCD
Screen size
  • 6.28" inch
  • 4.3" inch
Screen resolution
  • 1080 x 2280 px
  • 720 x 1280 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 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3425 mAh
  • Non-removable Li-Ion
  • 1810 mAh
  • Removable Li-Ion
Operating system OS
  • Android 8.1 (Oreo); Funtouch 4
  • Android 4.2 (Jelly Bean)
Chipset
  • Mediatek MT6771 Helio P60 (12 nm)
  • Qualcomm MSM8960 Snapdragon S4 Plus
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for X21i, LT900.
SpecificationX21iLT900
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 98.4 cm2
  • 51.0 cm2
Screen format
  • 19:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 85.0%
  • 60.0%
PPI /points per inch/
  • 402 PPI
  • 342 PPI
Camera and Video
Camera and Video — specifications for X21i, LT900.
SpecificationX21iLT900
Rear camera, main
  • 12 MP
  • Dual
  • 8 MP
  • Single
Camera specs
  • 12 MP
  • f/1.8
  • 1/2.55''
  • 1.4µm
  • dual pixel PDAF -5 MP
  • f/2.0
  • depth sensor
  • 8 MP
  • AF
Functions
  • LED flash
  • HDR
  • panorama
  • Dual-LED flash
  • panorama
  • HDR
Video
  • 1080p@30fps
  • 720p
Front camera, selfie
  • 24 MP
  • Single
  • 1 MP
  • Single
Specifications
  • 24 MP
  • 1 MP
Performance

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

Performance — specifications for X21i, LT900.
SpecificationX21iLT900
Processor CPU
  • Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
  • Dual-core 1.5 GHz Krait
Graphics processor GPU
  • Mali-G72 MP3
  • Adreno 225
Antutu 7 score *
  • 130256
Unknown
GeekBench 4 Single Core *
  • 1497
Unknown
GeekBench 4 Multi-Core *
  • 5759
Unknown
General specs
General specs — specifications for X21i, LT900.
SpecificationX21iLT900
Release date
  • 2018
  • May
  • 2013
  • October
Colors
  • Black
  • Aurora White
  • Ruby Red
  • Night Purple
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 430 EUR
  • 190 EUR
Battery life Unknown
  • Stand by time- Up to 362 h (2G) / Up to 301 h (3G) Talking time- Up to 15 h (2G) / Up to 14 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for X21i, LT900.
SpecificationX21iLT900
SIM card
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Yes
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 - SIM 1 & SIM 2 -3G - HSDPA 2100 -4G - LTE band 40(2300)
Speed
  • HSPA
  • LTE
  • 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
Harmful irradiation Unknown
  • SAR EU - 0.60 W/kg (head) 0.53 W/kg (body)
Music and Audio
Music and Audio — specifications for X21i, LT900.
SpecificationX21iLT900
Radio
  • FM radio
  • FM radio
Others
  • 32-bit/192kHz audio -Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for X21i, LT900.
SpecificationX21iLT900
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass - Fast battery charging
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - For India