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Unnecto Bolt vs Xolo A42

Compare recorded specifications, size and practical differences.

Unnecto Bolt

Unnecto Bolt

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Xolo A42

Xolo A42

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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.

  • WidthA42: 10 mm narrowerA42: 63.5 mm · Bolt: 73.5 mm
  • Screen diagonalA42: 1 in smaller diagonalA42: 4 in · Bolt: 5 in
  • DepthBolt: 1 mm thinnerBolt: 9.2 mm · A42: 10.2 mm
  • HeightA42: 20.7 mm shorterA42: 124.5 mm · Bolt: 145.2 mm
  • Release year2016 / 2014Bolt: 2016 · 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.

Front
Bolt: 145.2 × 73.5 mm 1 A42: 124.5 × 63.5 mm 2
Side
Bolt: 145.2 × 9.2 mm 1 A42: 124.5 × 10.2 mm 2
  1. 1. Bolt
    Height
    145.2 mm+20.7 mm versus A42
    Width
    73.5 mm+10 mm versus A42
    Depth
    9.2 mm
    Weight
    170 g
  2. 2. A42
    Height
    124.5 mm
    Width
    63.5 mm
    Depth
    10.2 mm+1 mm versus Bolt
    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.

Screen size
Bolt: 5 in, 16:9, About 68.9 cm² rectangular area 1 A42: 4 in, 5:3, About 45.5 cm² rectangular area 2
  1. 1. Bolt 5 in · 16:9 About 68.9 cm² rectangular area
  2. 2. A42 4 in · 5:3 About 45.5 cm² rectangular area

Bolt has approximately 51.3% more rectangular screen area than A42.

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 by storage capacity and phone
StorageBoltA42
8 GB 1 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. Bolt

NFC
Unknown
Headphone jack
Yes
Memory card support
See details microSD · up to 32 GB

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 capacity

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

  1. 1. Bolt2000 mAh

    +600 mAh versus A42

  2. 2. A421400 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. Bolt2. A42

Everyday essentials
Everyday essentials
SpecificationBoltA42
Dimensions (HxWxD)
  • 145.2 Х 73.5 Х 9.2 mm
  • 124.5 Х 63.5 Х 10.2 mm
Weight
  • 170 g
  • 0 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5" inch
  • 4" inch
Screen resolution
  • 720 x 1280 px
  • 480 x 800 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 32 GB
BatteryCapacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Removable Li-Ion
  • 1400 mAh
  • Li-Ion
Operating system OS
  • Android 5.1 (Lollipop)
  • Android 4.2.2 (Jelly Bean)
Headphone jack
  • Yes
  • Yes
Display
Display
SpecificationBoltA42
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 45.5 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 64.6%
  • 57.6%
PPI /points per inch/
  • 294 PPI
  • 233 PPI
Camera and Video
Camera and Video
SpecificationBoltA42
Rear camera, main
  • 8 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 8 MP
  • PDAF
  • 5 MP
Functions
  • LED flash
  • HDR
  • panorama
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 2 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • 2 MP
  • AF
  • 1.3 MP
Performance
Performance
SpecificationBoltA42
Processor CPU
  • Quad-core 1.1 GHz
  • Dual-core 1.3 GHz
Graphics processor GPU
  • Adreno 304
Unknown
General specs
General specs
SpecificationBoltA42
Release date
  • 2016
  • June
  • 2014
  • July
Colors
  • Black
  • Silver
  • Yellow
  • Blue
  • White
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer. Unknown
  • 80 EUR
Battery life
  • Stand by time- Up to 200 h (2G) / Up to 175 h (3G) Talking time- Up to 6 h (2G) / Up to 5 h (3G)
  • Stand by time- Up to 180 h Talking time- Up to 5 h
Communication and Connectivity
Communication and Connectivity
SpecificationBoltA42
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 12(700)
  • 17(700)
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA
  • LTE
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB
Bluetooth
  • 4.1
  • LE
  • 2.0
Harmful irradiation
  • SAR - 1.25 W/kg (head) 1.15 W/kg (body)
  • SAR EU - 0.69 W/kg (head) 0.71 W/kg (body)
Music and Audio
Music and Audio
SpecificationBoltA42
Radio
  • No
  • FM radio
Other features
Other features
SpecificationBoltA42
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • proximity