TECNO Spark Go vs vivo Y15S

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.

  • Weight

    Y15S: 44 g lighter

    Spark Go:
    174 g
    Y15S:
    130 g
  • Width

    Y15S: 8.8 mm narrower

    Spark Go:
    75 mm
    Y15S:
    66.2 mm
  • Screen diagonal

    Y15S: 1.6 in smaller diagonal

    Spark Go:
    6.1 in
    Y15S:
    4.5 in
  • Chipset

    Spark Go:
    Mediatek MT6761 Helio A22 (12 nm)
    Y15S:
    Mediatek MT6580 (28 nm)
  • Rear camera layout

    Spark Go:
    Dual
    Y15S:
    Single
  • Height

    Y15S: 24.7 mm shorter

    Spark Go:
    156.1 mm
    Y15S:
    131.4 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. Spark Go

    Height:
    156.1 mm +24.7 mm versus Y15S
    Width:
    75 mm +8.8 mm versus Y15S
    Depth:
    9.2 mm
  2. 2. Y15S

    Height:
    131.4 mm
    Width:
    66.2 mm
    Depth:
    9 mm

Weight

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

  1. 1. Spark Go

    174 g

    +44 g versus Y15S

  2. 2. Y15S

    130 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. Spark Go

    Screen diagonal:
    6.1 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    91.3 cm²
  2. 2. Y15S

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

Spark Go has approximately 63.6% more rectangular screen area than Y15S.

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 Spark Go, Y15S, compared at the same storage capacity.
StorageSpark GoY15S
8 GB Not recorded 1 GB RAM
16 GB 1 / 2 GB RAM Alternative RAM configurations Not recorded

Practical features

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

1. Spark Go

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

2. Y15S

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

    3000 mAh

    +1100 mAh versus Y15S

  2. 2. Y15S

    1900 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. Spark Go2. Y15S

Everyday essentials
Everyday essentials — specifications for Spark Go, Y15S.
SpecificationSpark GoY15S
Dimensions (HxWxD)
  • 156.1 Х 75 Х 9.2 mm
  • 131.4 Х 66.2 Х 9 mm
Weight
  • 174 g
  • 130 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 6.1" inch
  • 4.5" inch
Screen resolution
  • 720 x 1560 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16GB 1GB RAM
  • 16GB 2GB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 256 GB
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Removable Li-Ion
  • 1900 mAh
  • Removable Li-Po
Operating system OS
  • Android 9.0 (Pie)
  • HIOS 5.0
  • Android 5.1 (Lollipop)
Chipset
  • Mediatek MT6761 Helio A22 (12 nm)
  • Mediatek MT6580 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Spark Go, Y15S.
SpecificationSpark GoY15S
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 91.3 cm2
  • 55.8 cm2
Screen format
  • 19.5:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 78.0%
  • 64.1%
PPI /points per inch/
  • 282 PPI
  • 218 PPI
Camera and Video
Camera and Video — specifications for Spark Go, Y15S.
SpecificationSpark GoY15S
Rear camera, main
  • 8 MP
  • Dual
  • 5 MP
  • Single
Camera specs
  • 8 MP
  • f/2.0
  • AF
  • 5 MP
  • AF
Functions
  • LED flash
  • LED flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 5 MP
  • f/2.2
  • 2 MP
Performance
Performance — specifications for Spark Go, Y15S.
SpecificationSpark GoY15S
Processor CPU
  • Quad-core 2.0 GHz Cortex-A53
  • Quad-core 1.3 GHz Cortex-A7
Graphics processor GPU
  • PowerVR GE8320
  • Mali-400MP2
General specs
General specs — specifications for Spark Go, Y15S.
SpecificationSpark GoY15S
Release date
  • 2019
  • August
  • 2015
  • August
Colors
  • Nebula Black
  • Royal Purple
  • White
  • Black
Battery life Unknown
  • Stand by time- Up to 410 h (2G) / Up to 410 h (3G) Talking time- Up to 10 h (2G) / Up to 8 h (3G) Music play - Up to 45 h
Communication and Connectivity
Communication and Connectivity — specifications for Spark Go, Y15S.
SpecificationSpark GoY15S
SIM card
  • Dual SIM
  • Dual SIM (Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 8(900)
  • 38(2600)
  • 40(2300)
  • 41(2500)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0 USB On-The-Go
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.0
  • A2DP
  • EDR
Harmful irradiation Unknown
  • SAR - 0.62 W/kg (head) 0.59 W/kg (body) SAR EU - 0.76 W/kg (head) 0.73 W/kg (body)
Music and Audio
Music and Audio — specifications for Spark Go, Y15S.
SpecificationSpark GoY15S
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for Spark Go, Y15S.
SpecificationSpark GoY15S
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • Sensors Accelerometer
  • proximity
  • compass
  • Infrared port