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alcatel S42 vs Blackview A7

Compare recorded specifications, size and practical differences.

alcatel S42

alcatel S42

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Blackview A7

Blackview A7

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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.

  • WeightA7: 44 g lighterA7: 176 g · S42: 220 g
  • WidthA7: 6.2 mm narrowerA7: 71 mm · S42: 77.2 mm
  • Screen diagonalA7: 0.5 in smaller diagonalA7: 5 in · S42: 5.5 in
  • Rear camera layoutSingle / DualS42: Single · A7: Dual
  • DepthA7: 3.2 mm thinnerA7: 9.5 mm · S42: 12.7 mm
  • HeightA7: 18.3 mm shorterA7: 143 mm · S42: 161.3 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.

Front
S42: 161.3 × 77.2 mm 1 A7: 143 × 71 mm 2
Side
S42: 161.3 × 12.7 mm 1 A7: 143 × 9.5 mm 2
  1. 1. S42
    Height
    161.3 mm
    Width
    77.2 mm
    Depth
    12.7 mm
    Weight
    220 g
  2. 2. A7
    Height
    143 mm
    Width
    71 mm
    Depth
    9.5 mm
    Weight
    176 g

Specifications

Open a section for more detail. Scroll inside a table to keep phone names visible; on narrow screens, swipe sideways or use the arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

Everyday essentials
Everyday essentials
SpecificationS42A7
Dimensions (HxWxD)
  • 161.3 Х 77.2 Х 12.7 mm
  • 143 Х 71 Х 9.5 mm
Weight
  • 220 g
  • 176 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.5" inc
  • 5" inch
Screen resolution
  • 720 x 1440 px
  • 720 x 1280 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32GB 3GB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSDXC (dedicated slot)
  • microSD
  • up to 32 GB
BatteryCapacity is not battery life. No endurance test is implied.
  • 4200 mAh
  • Non-removable Li-Po
  • 2800 mAh
  • Removable Li-Po
Operating system OS
  • Android 10.0
  • planned upgrade to Android 11.0
  • Android 7.0 (Nougat)
Chipset
  • - Mediatek MT6761D Helio A20 (12 nm)
  • Mediatek MT6580A (28 nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display
SpecificationS42A7
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 78.1 cm2
  • 68.9 cm2
Screen format
  • 18:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio Unknown
  • 67.9%
PPI /points per inch/ Unknown
  • 294 PPI
Screen protection
  • DragonTrail Pro
Unknown
Camera and Video
Camera and Video
SpecificationS42A7
Rear camera, main
  • 13 MP
  • Single
  • 5 MP
  • Dual
Camera specs
  • -13 MP
  • AF
  • 5 MP
  • AF -VGA
  • depth sensor
Functions
  • LED flash
  • LED flash
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 5 MP
  • 2 MP
Performance
Performance
SpecificationS42A7
Processor CPU
  • - Quad-core 1.8 GHz Cortex-A53
  • Quad-core 1.3 GHz Cortex-A7
Graphics processor GPU
  • - PowerVR GE8320
  • Mali-400MP2
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 19325
GeekBench 4 Single CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 401
GeekBench 4 Multi-CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 1166
General specs
General specs
SpecificationS42A7
Release date
  • 2020
  • January
  • 2017
Colors
  • Black
  • Champagne Gold
  • Chocolate Black
  • Cream White
  • Jelly Blue
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
  • 300 EUR
  • 60 EUR
Communication and Connectivity
Communication and Connectivity
SpecificationS42A7
SIM card
  • Single SIM (Nano-SIM)Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) -3G - HSDPA 850 / 900 / 1900 / 2100 - EU HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - USA -4G - LTE (unspecified)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 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
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.0
  • A2DP
Music and Audio
Music and Audio
SpecificationS42A7
Radio
  • FM radio
  • No
Other features
Other features
SpecificationS42A7
Dop
  • - Sensors - Accelerometer
  • proximity
  • compass - IP68 dust/water resistant (up to 1.5m for 35 mins) -Drop-to-concrete resistance from up to 1.8 m -MIL-STD-810G compliant - Also known as Cat S32
  • Sensors Accelerometer

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