Nokia 5.1 Plus (Nokia X5) vs Nokia 8.1

Compare recorded specifications, size and practical differences.

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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.

  • Weight

    5.1 Plus (Nokia X5): 20 g lighter

    5.1 Plus (Nokia X5):
    160 g
    8.1:
    180 g
  • Width

    5.1 Plus (Nokia X5): 3.8 mm narrower

    5.1 Plus (Nokia X5):
    72 mm
    8.1:
    75.8 mm
  • Screen diagonal

    5.1 Plus (Nokia X5): 0.32 in smaller diagonal

    5.1 Plus (Nokia X5):
    5.86 in
    8.1:
    6.18 in
  • Chipset

    5.1 Plus (Nokia X5):
    Mediatek MT6771 Helio P60 (12 nm)
    8.1:
    Qualcomm SDM710 Snapdragon 710 (10 nm)
  • Height

    5.1 Plus (Nokia X5): 5.3 mm shorter

    5.1 Plus (Nokia X5):
    149.5 mm
    8.1:
    154.8 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. 5.1 Plus (Nokia X5)

    Height:
    149.5 mm
    Width:
    72 mm
    Depth:
    8.1 mm
  2. 2. 8.1

    Height:
    154.8 mm +5.3 mm versus 5.1 Plus (Nokia X5)
    Width:
    75.8 mm +3.8 mm versus 5.1 Plus (Nokia X5)
    Depth:
    8 mm

Weight

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

  1. 1. 5.1 Plus (Nokia X5)

    160 g

  2. 2. 8.1

    180 g

    +20 g versus 5.1 Plus (Nokia X5)

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. 5.1 Plus (Nokia X5)

    Screen diagonal:
    5.86 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    85.7 cm²
  2. 2. 8.1

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

8.1 has approximately 11.2% more rectangular screen area than 5.1 Plus (Nokia X5).

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.

5.1 Plus (Nokia X5): Original memory entry

64 GB · 4 GB RAM 32 GB · 3 GB RAM

8.1: Original memory entry

64 GB · 4 GB RAM - Nokia 8.164/128 GB · 4/6 GB RAM - Nokia X7Y

Practical features

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

1. 5.1 Plus (Nokia X5)

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 400 GB

2. 8.1

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 400 GB (uses SIM 2 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. 5.1 Plus (Nokia X5)

    3060 mAh

  2. 2. 8.1

    3500 mAh

    +440 mAh versus 5.1 Plus (Nokia X5)

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. 5.1 Plus (Nokia X5)2. 8.1

Everyday essentials
Everyday essentials — specifications for 5.1 Plus (Nokia X5), 8.1.
Specification5.1 Plus (Nokia X5)8.1
Dimensions (HxWxD)
  • 149.5 Х 72 Х 8.1 mm
  • 154.8 Х 75.8 Х 8 mm
Weight
  • 160 g
  • 180 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.86" inch
  • 6.18" inch
Screen resolution
  • 720 x 1520 px
  • 1080 x 2280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 GB
  • 4 GB RAM 32 GB
  • 3 GB RAM
  • 64 GB
  • 4 GB RAM - Nokia 8.164/128 GB
  • 4/6 GB RAM - Nokia X7Y
Memory card support
  • microSD
  • up to 400 GB
  • microSD
  • up to 400 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3060 mAh
  • Non-removable Li-Ion
  • 3500 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 8.1 (Oreo)
  • upgradable to Android 9.0 (Pie); Android One
  • Android 9.0 (Pie); Android One
Chipset
  • Mediatek MT6771 Helio P60 (12 nm)
  • Qualcomm SDM710 Snapdragon 710 (10 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for 5.1 Plus (Nokia X5), 8.1.
Specification5.1 Plus (Nokia X5)8.1
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 85.7 cm2
  • 95.3 cm2
Screen format
  • 19:9 (height:width)
  • 19:9 (height:width)
Screen to body ratio
  • 79.6%
  • 81.2%
PPI /points per inch/
  • 287 PPI
  • 408 PPI
Screen protection Unknown
  • NEG
Camera and Video
Camera and Video — specifications for 5.1 Plus (Nokia X5), 8.1.
Specification5.1 Plus (Nokia X5)8.1
Rear camera, main
  • 13 MP
  • Dual
  • 12 MP
  • Dual
Camera specs
  • 13 MP
  • f/2.0
  • PDAF -5 MP
  • depth sensor
  • 12 MP
  • f/1.8
  • 1/2.55''
  • 1.4µm
  • dual pixel PDAF
  • OIS -13 MP
Functions
  • LED flash
  • HDR
  • panorama
  • Zeiss optics
  • Dual-LED dual-tone flash
  • panorama
  • HDR
Video
  • 1080p@30fps
  • 2160p@30fps
  • 1080p@30fps (gyro-EIS)
Front camera, selfie
  • 8 MP
  • Single
  • 20 MP
  • Single
Specifications
  • 8 MP
  • f/2.2
  • 26mm (wide)
  • 20 MP
  • f/2.0
  • 0.9μm
Performance

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

Performance — specifications for 5.1 Plus (Nokia X5), 8.1.
Specification5.1 Plus (Nokia X5)8.1
Processor CPU
  • Octa-core (4x1.8 GHz Cortex-A73 & 4x1.8 GHz Cortex-A53) Global -Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53) China
  • Octa-core (2x2.2 GHz 360 Gold & 6x1.7 GHz Kryo 360 Silver)
Graphics processor GPU
  • Mali-G72 MP3
  • Adreno 616
Antutu 7 score * Unknown
  • 177222
General specs
General specs — specifications for 5.1 Plus (Nokia X5), 8.1.
Specification5.1 Plus (Nokia X5)8.1
Release date
  • 2018
  • July
  • 2018
  • December
Colors
  • Night black
  • Glacier white
  • Baltic sea blue
  • Blue
  • Silver
  • steel
  • copper
  • Iron
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 150 EUR
  • 400 EUR
Body build
  • Front/back glass
  • plastic frame
  • Front/back glass
  • aluminum frame
Communication and Connectivity
Communication and Connectivity — specifications for 5.1 Plus (Nokia X5), 8.1.
Specification5.1 Plus (Nokia X5)8.1
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE
Speed
  • HSPA
  • LTE Cat4 150/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • GALILEO
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 5.0
  • A2DP
  • LE
Harmful irradiation
  • SAR EU - 0.78 W/kg (head) 1.89 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for 5.1 Plus (Nokia X5), 8.1.
Specification5.1 Plus (Nokia X5)8.1
Radio
  • FM radio
  • No
Others
  • Active noise cancellation with dedicated mic
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for 5.1 Plus (Nokia X5), 8.1.
Specification5.1 Plus (Nokia X5)8.1
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Versions: Nokia 5.1 Plus (Global); Nokia X5 (China)
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 2A/9V (18W) - Versions: Nokia 8.1 (Global); Nokia X7 (China)