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Micromax A75 vs Oppo A3s

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

    A75: 32.6 g lighter

    A75:
    135.4 g
    A3s:
    168 g
  • Width

    A75: 12.1 mm narrower

    A75:
    63.5 mm
    A3s:
    75.6 mm
  • Screen diagonal

    A75: 2.45 in smaller diagonal

    A75:
    3.75 in
    A3s:
    6.2 in
  • Chipset

    A75:
    Mediatek MT6573 (65 nm)
    A3s:
    Qualcomm SDM450 Snapdragon 450 (14 nm)
  • Rear camera layout

    A75:
    Single
    A3s:
    Dual
  • Depth

    A3s: 2.7 mm thinner

    A75:
    10.9 mm
    A3s:
    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. A75

    Height:
    120 mm
    Width:
    63.5 mm
    Depth:
    10.9 mm +2.7 mm versus A3s
  2. 2. A3s

    Height:
    156.2 mm +36.2 mm versus A75
    Width:
    75.6 mm +12.1 mm versus A75
    Depth:
    8.2 mm

Weight

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

  1. 1. A75

    135.4 g

  2. 2. A3s

    168 g

    +32.6 g versus A75

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. A75

    Screen diagonal:
    3.75 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    41.9 cm²
  2. 2. A3s

    Screen diagonal:
    6.2 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    95.9 cm²

A3s has approximately 129.1% more rectangular screen area than A75.

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 A75, A3s, compared at the same storage capacity.
StorageA75A3s
16 GB Unknown 2 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. A75

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot)

2. A3s

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. A75

    1300 mAh

  2. 2. A3s

    4230 mAh

    +2930 mAh versus A75

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. A752. A3s

Everyday essentials
Everyday essentials — specifications for A75, A3s.
SpecificationA75A3s
Dimensions (HxWxD)
  • 120 Х 63.5 Х 10.9 mm
  • 156.2 Х 75.6 Х 8.2 mm
Weight
  • 135.4 g
  • 168 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 3.75" inch
  • 6.2" inch
Screen resolution
  • 320 x 480 px
  • 720 x 1520 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded. Unknown
  • 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1300 mAh
  • Removable Li-Ion
  • 4230 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 2.3 (Gingerbread)
  • Android 8.1 (Oreo); ColorOS 5.1
Chipset
  • Mediatek MT6573 (65 nm)
  • Qualcomm SDM450 Snapdragon 450 (14 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A75, A3s.
SpecificationA75A3s
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 41.9 cm2
  • 95.9 cm2
Screen format
  • 3:2 (height:width)
  • 19:9 (height:width)
Screen to body ratio
  • 55.0%
  • 81.2%
PPI /points per inch/
  • 154 PPI
  • 271 PPI
Camera and Video
Camera and Video — specifications for A75, A3s.
SpecificationA75A3s
Rear camera, main
  • 3.15 MP
  • Single
  • 13 MP
  • Dual
Camera specs
  • 3.15 MP
  • 13 MP
  • f/2.2
  • AF -2 MP
  • f/2.4
  • depth sensor
Functions
  • LED flash
  • LED flash
  • HDR
  • panorama
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 8 MP
  • Single
Specifications
  • VGA
  • 8 MP
  • f/2.2
Performance

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

Performance — specifications for A75, A3s.
SpecificationA75A3s
Processor CPU
  • 650 MHz Cortex-A9
  • Octa-core 1.8 GHz Cortex-A53
Graphics processor GPU
  • PowerVR SGX531
  • Adreno 506
Antutu 7 score * Unknown
  • 64122
General specs
General specs — specifications for A75, A3s.
SpecificationA75A3s
Release date
  • 2011
  • December
  • 2018
  • July
Colors
  • Black
  • Red
  • Dark Purple
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 120 EUR
  • 11000 INR
Battery life
  • Stand by time- Up to 288 h Talking time- Up to 5 h
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for A75, A3s.
SpecificationA75A3s
SIM card
  • Dual SIM (Mini-SIM)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE
Speed
  • HSPA 7.2/5.76 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
GPRS
  • Class 12
  • Yes
Edge
  • Class 12
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • hotspot
  • DLNA
  • Wi-Fi 802.11 b/g/n
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 3.0
  • A2DP
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for A75, A3s.
SpecificationA75A3s
Radio
  • FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for A75, A3s.
SpecificationA75A3s
Dop
  • Sensors Accelerometer
  • proximity
  • compass - MP3/WAV/WMA/AAC player -MP4/H.263 player -Organizer -Photo/video editor -Document editor -Voice memo/dial/commands -Predictive text input
  • Sensors Accelerometer
  • proximity
  • compass - For India