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Infinix Smart3 Plus vs Nokia 3.1 Plus

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

    Smart3 Plus: 32 g lighter

    Smart3 Plus:
    148 g
    3.1 Plus:
    180 g
  • Screen diagonal

    3.1 Plus: 0.2 in smaller diagonal

    Smart3 Plus:
    6.2 in
    3.1 Plus:
    6 in
  • Chipset

    Smart3 Plus:
    Mediatek MT6761 Helio A22 (12 nm)
    3.1 Plus:
    Mediatek MT6762 Helio P22 (12 nm)
  • Rear camera layout

    Smart3 Plus:
    Triple
    3.1 Plus:
    Dual
  • Release year

    Smart3 Plus:
    2019
    3.1 Plus:
    2018

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. Smart3 Plus

    Height:
    157 mm
    Width:
    76 mm
    Depth:
    7.8 mm
  2. 2. 3.1 Plus

    Height:
    156.9 mm
    Width:
    76.4 mm
    Depth:
    8.2 mm

Weight

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

  1. 1. Smart3 Plus

    148 g

  2. 2. 3.1 Plus

    180 g

    +32 g versus Smart3 Plus

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. Smart3 Plus

    Screen diagonal:
    6.2 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    95.9 cm²
  2. 2. 3.1 Plus

    Screen diagonal:
    6 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    92.9 cm²

Smart3 Plus has approximately 3.3% more rectangular screen area than 3.1 Plus.

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.

Smart3 Plus: Original memory entry

32 GB · 2/3 GB RAM

3.1 Plus: Original memory entry

32 GB · 3 RAM 16 GB · 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. Smart3 Plus

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

2. 3.1 Plus

NFC:
See details Yes (APAC & EMEA only)
Headphone jack:
Yes
Memory card support:
See details microSD · up to 400 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. Smart3 Plus

    3500 mAh

  2. 2. 3.1 Plus

    3500 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. Smart3 Plus2. 3.1 Plus

Everyday essentials
Everyday essentials — specifications for Smart3 Plus, 3.1 Plus.
SpecificationSmart3 Plus3.1 Plus
Dimensions (HxWxD)
  • 157 Х 76 Х 7.8 mm
  • 156.9 Х 76.4 Х 8.2 mm
Weight
  • 148 g
  • 180 g
Technology
  • LTPS IPS LCD
  • IPS LCD
Screen size
  • 6.2" inch
  • 6" inch
Screen resolution
  • 720 x 1520 px
  • 720 x 1440 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 2/3 GB RAM
  • 32 GB
  • 3 RAM 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • microSD
  • up to 400 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 3500 mAh
  • Non-removable Li-Po
  • 3500 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 9.0 (Pie)
  • Android 8.1 (Oreo)
  • planned upgrade to Android 9.0 (Pie); Android One
Chipset
  • Mediatek MT6761 Helio A22 (12 nm)
  • Mediatek MT6762 Helio P22 (12 nm)
NFC Unknown
  • Yes (APAC & EMEA only)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Smart3 Plus, 3.1 Plus.
SpecificationSmart3 Plus3.1 Plus
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 97.4 cm2
  • 92.9 cm2
Screen format
  • 19:9 (height:width)
  • 18:9 (height:width)
Screen to body ratio
  • 81.6%
  • 77.5%
PPI /points per inch/
  • 269 PPI
  • 268 PPI
Camera and Video
Camera and Video — specifications for Smart3 Plus, 3.1 Plus.
SpecificationSmart3 Plus3.1 Plus
Rear camera, main
  • 13 MP
  • Triple
  • 13 MP
  • Dual
Camera specs
  • 13 MP
  • f/1.8
  • PDAF -2 MP -QVGA
  • 13 MP
  • f/2.0
  • AF -5 MP
  • f/2.4
  • depth sensor
Functions
  • Dual-LED flash
  • LED flash
  • HDR
Video
  • 1080p@30fps
  • 720p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 8 MP
  • 8 MP
  • f/2.2
Performance

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

Performance — specifications for Smart3 Plus, 3.1 Plus.
SpecificationSmart3 Plus3.1 Plus
Processor CPU
  • Quad-core 2.0 GHz Cortex-A53
  • Octa-core 2.0 GHz Cortex-A53
Graphics processor GPU
  • PowerVR GE8320
  • PowerVR GE8320
Antutu 7 score *
  • 56322
  • 75202
General specs
General specs — specifications for Smart3 Plus, 3.1 Plus.
SpecificationSmart3 Plus3.1 Plus
Release date
  • 2019
  • April
  • 2018
  • October
Colors
  • Midnight Black
  • Aqua Blue
  • Cosmic Purple
  • Bordeaux Red
  • Blue
  • White
  • Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 7000 INR
  • 150 EUR
Body build Unknown
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for Smart3 Plus, 3.1 Plus.
SpecificationSmart3 Plus3.1 Plus
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE
Speed
  • HSPA 21.1/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • GALILEO
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.1
  • A2DP
  • LE
Harmful irradiation Unknown
  • SAR EU - 0.41 W/kg (head) 1.58 W/kg (body)
Music and Audio
Music and Audio — specifications for Smart3 Plus, 3.1 Plus.
SpecificationSmart3 Plus3.1 Plus
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for Smart3 Plus, 3.1 Plus.
SpecificationSmart3 Plus3.1 Plus
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass