Nokia 7.1 Plus (X7) vs Xolo Black

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.

  • Screen diagonal

    Black: 0.68 in smaller diagonal

    7.1 Plus (X7):
    6.18 in
    Black:
    5.5 in
  • Chipset

    7.1 Plus (X7):
    Qualcomm SDM710 Snapdragon 710 (10 nm)
    Black:
    Qualcomm MSM8939 Snapdragon 615 (28 nm)
  • Depth

    Black: 0.7 mm thinner

    7.1 Plus (X7):
    8 mm
    Black:
    7.3 mm
  • Release year

    7.1 Plus (X7):
    2018
    Black:
    2015

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. 7.1 Plus (X7)

    Height:
    154.8 mm
    Width:
    75.8 mm
    Depth:
    8 mm +0.7 mm versus Black
    Weight:
    180 g
  2. 2. Black

    Height:
    155.5 mm
    Width:
    76.6 mm
    Depth:
    7.3 mm
    Weight:
    Unknown

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. 7.1 Plus (X7)

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

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²

7.1 Plus (X7) has approximately 14.3% more rectangular screen area than Black.

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 7.1 Plus (X7), Black, compared at the same storage capacity.
Storage7.1 Plus (X7)Black
16 GB Unknown 2 GB RAM
7.1 Plus (X7): 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. 7.1 Plus (X7)

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 400 GB (uses SIM 2 slot)

2. Black

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 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. 7.1 Plus (X7)

    3500 mAh

    +300 mAh versus Black

  2. 2. Black

    3200 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. 7.1 Plus (X7)2. Black

Everyday essentials
Everyday essentials — specifications for 7.1 Plus (X7), Black.
Specification7.1 Plus (X7)Black
Dimensions (HxWxD)
  • 154.8 Х 75.8 Х 8 mm
  • 155.5 Х 76.6 Х 7.3 mm
Weight
  • 180 g
  • 0 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 6.18" inch
  • 5.5" inch
Screen resolution
  • 1080 x 2280 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 GB
  • 4 GB RAM - Nokia 8.164/128 GB
  • 4/6 GB RAM - Nokia X7Y
  • 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 400 GB (uses SIM 2 slot)
  • microSD
  • up to 32 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3500 mAh
  • Non-removable Li-Ion
  • 3200 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 9.0 (Pie); Android One
  • Android 5.0 (Lollipop); HIVE Atlas UI
Chipset
  • Qualcomm SDM710 Snapdragon 710 (10 nm)
  • Qualcomm MSM8939 Snapdragon 615 (28 nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for 7.1 Plus (X7), Black.
Specification7.1 Plus (X7)Black
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 95.3 cm2
  • 82.6 cm2
Screen format
  • 19:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 81.2%
  • 69.3%
PPI /points per inch/
  • 408 PPI
  • 403 PPI
Screen protection
  • NEG
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for 7.1 Plus (X7), Black.
Specification7.1 Plus (X7)Black
Rear camera, main
  • 12 MP
  • Dual
  • 13 MP
  • Dual
Camera specs
  • 12 MP
  • f/1.8
  • 1/2.55''
  • 1.4µm
  • dual pixel PDAF
  • OIS -13 MP
  • 13 MP
  • AF -2 MP
  • depth sensor
Functions
  • Zeiss optics
  • Dual-LED dual-tone flash
  • panorama
  • HDR
  • LED flash
Video
  • 2160p@30fps
  • 1080p@30fps (gyro-EIS)
  • 1080p@30fps
Front camera, selfie
  • 20 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 20 MP
  • f/2.0
  • 0.9μm
  • 5 MP
Performance

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

Performance — specifications for 7.1 Plus (X7), Black.
Specification7.1 Plus (X7)Black
Processor CPU
  • Octa-core (2x2.2 GHz 360 Gold & 6x1.7 GHz Kryo 360 Silver)
  • Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
Graphics processor GPU
  • Adreno 616
  • Adreno 405
Antutu 7 score * Unknown
  • 30156
General specs
General specs — specifications for 7.1 Plus (X7), Black.
Specification7.1 Plus (X7)Black
Release date
  • 2018
  • December
  • 2015
  • July
Colors
  • Blue
  • Silver
  • steel
  • copper
  • Iron
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 400 EUR
  • 180 EUR
Battery life Unknown
  • Stand by time- Up to 736 h (2G) / Up to 699 h (3G) Talking time- Up to 36 h (2G) / Up to 24 h (3G)
Body build
  • Front/back glass
  • aluminum frame
  • Front/back glass (Gorilla Glass 3)
  • aluminum frame
Communication and Connectivity
Communication and Connectivity — specifications for 7.1 Plus (X7), Black.
Specification7.1 Plus (X7)Black
SIM card
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Hybrid Dual SIM (Micro-SIM/Nano-SIM)
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 -3G - HSDPA 900 / 2100 -4G - LTE 1800 TD-LTE 2300
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
  • HSPA 42.2/11.5 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
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.0
  • A2DP
Harmful irradiation Unknown
  • SAR EU - 0.13 W/kg (head) 0.27 W/kg (body)
Music and Audio
Music and Audio — specifications for 7.1 Plus (X7), Black.
Specification7.1 Plus (X7)Black
Radio
  • No
  • FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for 7.1 Plus (X7), Black.
Specification7.1 Plus (X7)Black
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 2A/9V (18W) - Versions: Nokia 8.1 (Global); Nokia X7 (China)
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - For India