Sendo X vs vivo S1 Pro

Compare recorded specifications, size and practical differences.

+ Add a third phone

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.

  • Weight

    X: 65 g lighter

    X:
    120 g
    S1 Pro:
    185 g
  • Width

    X: 25.7 mm narrower

    X:
    49 mm
    S1 Pro:
    74.7 mm
  • Screen diagonal

    X: 4.19 in smaller diagonal

    X:
    2.2 in
    S1 Pro:
    6.39 in
  • Chipset

    X:
    TI OMAP 5910
    S1 Pro:
    Qualcomm SDM675 Snapdragon 675 (11 nm)
  • Rear camera layout

    X:
    Single
    S1 Pro:
    Triple
  • Depth

    S1 Pro: 14.8 mm thinner

    X:
    23 mm
    S1 Pro:
    8.2 mm

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. X

    Height:
    110 mm
    Width:
    49 mm
    Depth:
    23 mm +14.8 mm versus S1 Pro
  2. 2. S1 Pro

    Height:
    157.3 mm +47.3 mm versus X
    Width:
    74.7 mm +25.7 mm versus X
    Depth:
    8.2 mm

Weight

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

  1. 1. X

    120 g

  2. 2. S1 Pro

    185 g

    +65 g versus X

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.

At least two phones need compatible screen dimensions for a drawing.

  1. 1. X

    X: Screen geometry unavailable or conflicting.

  2. 2. S1 Pro

    Screen diagonal:
    6.39 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    100.2 cm²

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

X: Original memory entry

32 MB

S1 Pro: Original memory entry

256 GB · 6 GB RAM 128 GB · 8 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. X

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details MMC/SD

2. S1 Pro

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 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. X

    1050 mAh

  2. 2. S1 Pro

    3700 mAh

    +2650 mAh versus X

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. X2. S1 Pro

Everyday essentials
Everyday essentials — specifications for X, S1 Pro.
SpecificationXS1 Pro
Dimensions (HxWxD)
  • 110 Х 49 Х 23 mm
  • 157.3 Х 74.7 Х 8.2 mm
Weight
  • 120 g
  • 185 g
Technology
  • TFT
  • Super AMOLED
Screen size
  • 2.2" inch
  • 6.39" inch
Screen resolution
  • 176 x 220 px
  • 1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 MB
  • 256 GB
  • 6 GB RAM 128 GB
  • 8 GB RAM
Memory card support
  • MMC/SD
  • microSD
  • up to 256 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1050 mAh
  • Removable Li-Po
  • 3700 mAh
  • Non-removable Li-Po
Operating system OS
  • Symbian 6.1
  • Series 60 v1.0 UI
  • Android 9.0 (Pie); Funtouch 9
Chipset
  • TI OMAP 5910
  • Qualcomm SDM675 Snapdragon 675 (11 nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for X, S1 Pro.
SpecificationXS1 Pro
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 65K
  • Type Super
Screen area
  • 15.2 cm2
  • 100.2 cm2
Screen format Unknown
  • 19.5:9 (height:width)
Screen to body ratio
  • 28.3%
  • 85.3%
PPI /points per inch/
  • 0 PPI
  • 403 PPI
Camera and Video
Camera and Video — specifications for X, S1 Pro.
SpecificationXS1 Pro
Rear camera, main
  • 0.3 MP
  • Single
  • 48 MP
  • Triple
Camera specs Unknown
  • 48 MP
  • f/1.8
  • 1/2.0''
  • 0.8µm
  • PDAF -8 MP
  • f/2.2
  • (wide) -5 MP
  • f/2.4
  • depth sensor
Functions
  • LED flash
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 32 MP
  • Single
Specifications Unknown
  • Motorized pop-up 32 MP
  • f/2.0
Performance

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

Performance — specifications for X, S1 Pro.
SpecificationXS1 Pro
Processor CPU
  • 120 MHz ARM925T
  • Octa-core (2x2.0 GHz Kryo 460 Gold & 6x1.7 GHz Kryo 460 Silver)
Graphics processor GPU Unknown
  • Adreno 612
Antutu 8 score * Unknown
  • 219118
General specs
General specs — specifications for X, S1 Pro.
SpecificationXS1 Pro
Release date
  • 2003
  • Q4
  • 2019
  • May
Colors Unknown
  • Blue
  • Red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 360 EUR
Battery life
  • Stand by time- Up to 170 h Talking time- Up to 7 h
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for X, S1 Pro.
SpecificationXS1 Pro
SIM card
  • Mini-SIM
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed Unknown
  • HSPA 42.2/5.76 Mbps
  • LTE-A
GPRS
  • Class 8
  • Yes
Edge
  • No
  • Yes
Wi-Fi
  • No
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • Proprietary
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 1.1
  • Yes
Music and Audio
Music and Audio — specifications for X, S1 Pro.
SpecificationXS1 Pro
Radio
  • No
Unknown
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for X, S1 Pro.
SpecificationXS1 Pro
Dop
  • Infrared port - MP4/MP3 player -Sync ML
  • Sensors Fingerprint (under display)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 18W - Versions: V1832A
  • V1832T (China)