TECNO Spark 3 vs Xolo A42

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.

  • Width

    A42: 12.3 mm narrower

    Spark 3:
    75.8 mm
    A42:
    63.5 mm
  • Screen diagonal

    A42: 2.2 in smaller diagonal

    Spark 3:
    6.2 in
    A42:
    4 in
  • Depth

    Spark 3: 2 mm thinner

    Spark 3:
    8.2 mm
    A42:
    10.2 mm
  • Height

    A42: 30.8 mm shorter

    Spark 3:
    155.3 mm
    A42:
    124.5 mm
  • Release year

    Spark 3:
    2019
    A42:
    2014

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 3

    Height:
    155.3 mm +30.8 mm versus A42
    Width:
    75.8 mm +12.3 mm versus A42
    Depth:
    8.2 mm
    Weight:
    Unknown
  2. 2. A42

    Height:
    124.5 mm
    Width:
    63.5 mm
    Depth:
    10.2 mm +2 mm versus Spark 3
    Weight:
    Unknown

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. Spark 3

    Spark 3: Screen geometry unavailable or conflicting.

  2. 2. A42

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 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.

Recorded RAM for Spark 3, A42, compared at the same storage capacity.
StorageSpark 3A42
16 GB 2 GB RAM Unknown
A42: Original memory entry

4 GB · 512 MB 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. Spark 3

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD

2. A42

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 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. Spark 3

    3500 mAh

    +2100 mAh versus A42

  2. 2. A42

    1400 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 32. A42

Everyday essentials
Everyday essentials — specifications for Spark 3, A42.
SpecificationSpark 3A42
Dimensions (HxWxD)
  • 155.3 Х 75.8 Х 8.2 mm
  • 124.5 Х 63.5 Х 10.2 mm
Weight
  • 0 g
  • 0 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 6.2" inch
  • 4" inch
Screen resolution
  • 720 x 1500 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16GB 2GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 3500 mAh
  • Non-removable Li-Ion
  • 1400 mAh
  • Li-Ion
Operating system OS
  • Android 9.0 (Pie)
  • HIOS 5.0
  • Android 4.2.2 (Jelly Bean)
Chipset
  • Mediatek MT6761 Helio A22 (12 nm)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Spark 3, A42.
SpecificationSpark 3A42
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 96.7 cm2
  • 45.5 cm2
Screen format Unknown
  • 5:3 (height:width)
Screen to body ratio
  • 82.2%
  • 57.6%
PPI /points per inch/
  • 0 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for Spark 3, A42.
SpecificationSpark 3A42
Rear camera, main
  • 13 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 13 MP
  • AF
  • 5 MP
Functions
  • LED flash
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 8 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • 8 MP
  • 1.3 MP
Performance
Performance — specifications for Spark 3, A42.
SpecificationSpark 3A42
Processor CPU
  • Quad-core 2.0 GHz Cortex-A53
  • Dual-core 1.3 GHz
Graphics processor GPU
  • PowerVR GE8320
Unknown
General specs
General specs — specifications for Spark 3, A42.
SpecificationSpark 3A42
Release date
  • 2019
  • April
  • 2014
  • July
Colors
  • Midnight Black
  • Champagne Gold
  • Aqua Blue
  • Bordeaux Red
  • Yellow
  • Blue
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 80 EUR
Battery life Unknown
  • Stand by time- Up to 180 h Talking time- Up to 5 h
Communication and Connectivity
Communication and Connectivity — specifications for Spark 3, A42.
SpecificationSpark 3A42
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 900 / 1800 - 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
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 2.0
Harmful irradiation Unknown
  • SAR EU - 0.69 W/kg (head) 0.71 W/kg (body)
Music and Audio
Music and Audio — specifications for Spark 3, A42.
SpecificationSpark 3A42
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for Spark 3, A42.
SpecificationSpark 3A42
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • Sensors Accelerometer
  • proximity