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Google Pixel 3a vs Infinix S2 Pro

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.

  • Display technologyOLED versus LCDPixel 3a: OLED · S2 Pro: LCD
  • WidthPixel 3a: 2 mm narrowerPixel 3a: 70.1 mm · S2 Pro: 72.1 mm
  • Screen diagonalS2 Pro: 0.4 in smaller diagonalS2 Pro: 5.2 in · Pixel 3a: 5.6 in
  • ChipsetQualcomm SDM670 Snapdragon 670 (10 nm) / Mediatek MT6753 (28 nm)Pixel 3a: Qualcomm SDM670 Snapdragon 670 (10 nm) · S2 Pro: Mediatek MT6753 (28 nm)
  • HeightS2 Pro: 2.4 mm shorterS2 Pro: 148.9 mm · Pixel 3a: 151.3 mm
  • Release year2019 / 2017Pixel 3a: 2019 · S2 Pro: 2017

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
Pixel 3a: 151.3 × 70.1 mm 1 S2 Pro: 148.9 × 72.1 mm 2
Side
Pixel 3a: 151.3 × 8.2 mm 1 S2 Pro: 148.9 × 8.1 mm 2
  1. 1. Pixel 3a
    Height
    151.3 mm+2.4 mm versus S2 Pro
    Width
    70.1 mm
    Depth
    8.2 mm
    Weight
    147 g
  2. 2. S2 Pro
    Height
    148.9 mm
    Width
    72.1 mm+2 mm versus Pixel 3a
    Depth
    8.1 mm
    Weight
    147 g
Weight

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

  1. 1. Pixel 3a147 g
  2. 2. S2 Pro147 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.

Screen size
Pixel 3a: 5.6 in, 18.5:9, About 79.6 cm² rectangular area 1 S2 Pro: 5.2 in, 16:9, About 74.5 cm² rectangular area 2
  1. 1. Pixel 3a 5.6 in · 18.5:9 About 79.6 cm² rectangular area
  2. 2. S2 Pro 5.2 in · 16:9 About 74.5 cm² rectangular area

Pixel 3a has approximately 6.8% more rectangular screen area than S2 Pro.

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

Pixel 3a: Original memory entry

64 GB · 512GB 4GB

S2 Pro: Original memory entry

32 GB · 3 GB RAM (S2 Pro) 16 GB · 2 GB RAM (S2)

Practical features

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

1. Pixel 3a

NFC
Yes
Headphone jack
Yes
Memory card support
No

2. S2 Pro

NFC
Unknown
Headphone jack
Yes
Memory card support
See details microSD · up to 128 GB (dedicated slot)

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. Pixel 3a3000 mAh
  2. 2. S2 Pro3000 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. Pixel 3a2. S2 Pro

Everyday essentials
Everyday essentials
SpecificationPixel 3aS2 Pro
Dimensions (HxWxD)
  • 151.3 Х 70.1 Х 8.2 mm
  • 148.9 Х 72.1 Х 8.1 mm
Weight
  • 147 g
  • 147 g
Technology
  • OLED
  • IPS LCD
Screen size
  • 5.6" inch
  • 5.2" inch
Screen resolution
  • 1080 x 2220 px
  • 720 x 1280 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 GB
  • 512GB 4GB
  • 32 GB
  • 3 GB RAM (S2 Pro) 16 GB
  • 2 GB RAM (S2)
Memory card support
  • No
  • microSD
  • up to 128 GB (dedicated slot)
BatteryCapacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Non-removable Li-Po
  • 3000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 9.0 (Pie)
  • Android 7.0 (Nougat)
Chipset
  • Qualcomm SDM670 Snapdragon 670 (10 nm)
  • Mediatek MT6753 (28 nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display
SpecificationPixel 3aS2 Pro
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • Type OLED
  • 16M
Screen area
  • 79.6 cm2
  • 74.5 cm2
Screen format
  • 18.5:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 75.0%
  • 69.4%
PPI /points per inch/
  • 441 PPI
  • 282 PPI
Screen protection
  • Asahi Dragontrail Glass
Unknown
Camera and Video
Camera and Video
SpecificationPixel 3aS2 Pro
Rear camera, main
  • 12.2 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 12.2 MP
  • f/1.8
  • 28mm (wide)
  • 1/2.55''
  • 1.4µm
  • OIS
  • dual pixel PDAF
  • 13 MP
  • PDAF
Functions
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 13 MP
  • Dual
Specifications
  • 8 MP
  • f/2.0
  • 24mm (wide)
  • 1.12µm
  • 13 MP 8 MP
  • 9mm (ultrawide)
DxOMark Main ScoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 101
Unknown
DxOMark PhotoLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 104
Unknown
DxOMark VideoLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 95
Unknown
Performance
Performance
SpecificationPixel 3aS2 Pro
Processor CPU
  • Octa-core (2x2.0 GHz 360 Gold & 6x1.7 GHz Kryo 360 Silver)
  • Octa-core 1.3 GHz Cortex-A53
Graphics processor GPU
  • Adreno 615
  • Mali-T720MP3
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 159213
Unknown
GeekBench 4 Single CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 1603
  • 623
GeekBench 4 Multi-CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 5206
  • 2514
GeekBench 4 RenderScriptLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 6426
Unknown
GeekBench 4 BatteryLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 4895
Unknown
GeekBench 5 Single CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 345
Unknown
GeekBench 5 Multi-CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 1300
Unknown
General specs
General specs
SpecificationPixel 3aS2 Pro
Release date
  • 2019
  • May
  • 2017
Colors
  • Just Black
  • Clearly White
  • Purple-ish
  • Midnight Black
  • Orchid Gray
  • Coral Blue
  • Arctic Silver
  • Maple Gold
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
  • 400 EUR
Unknown
Body build
  • Front glass
  • plastic body
Unknown
Communication and Connectivity
Communication and Connectivity
SpecificationPixel 3aS2 Pro
SIM card
  • Nano-SIM
  • Hybrid Dual SIM (Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 CDMA 800 / 1900 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 CDMA2000 1xEV-DO -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 13(700)
  • 17(700)
  • 20(800)
  • 25(1900)
  • 26(850)
  • 28(700)
  • 32(1500)
  • 38(2600)
  • 40(2300)
  • 41(2500)
  • 66(1700/2100)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 HSDPA 850 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 40(2300) LTE band 2(1900)
  • 4(1700/2100)
  • 28(700)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (3CA) Cat11 600/75 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • GALILEO
  • Yes
  • with A-GPS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 5.0
  • A2DP
  • LE
  • aptX HD
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio
SpecificationPixel 3aS2 Pro
Radio Unknown
  • FM radio
Others
  • Always-on display
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features
SpecificationPixel 3aS2 Pro
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • barometer - Fast battery charging 18W -USB Power Delivery 2.0 - Versions: G020A
  • G020E
  • G020B
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Charging 5V/2A 10W