Plum Axe vs Xiaomi Black Shark Helo

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

    Axe: 92 g lighter

    Axe:
    98 g
    Black Shark Helo:
    190 g
  • Width

    Axe: 11.6 mm narrower

    Axe:
    63.6 mm
    Black Shark Helo:
    75.2 mm
  • Screen diagonal

    Axe: 2.01 in smaller diagonal

    Axe:
    4 in
    Black Shark Helo:
    6.01 in
  • Chipset

    Axe:
    Mediatek MT6575 (40 nm)
    Black Shark Helo:
    Qualcomm SDM845 Snapdragon 845 (10 nm)
  • Rear camera layout

    Axe:
    Single
    Black Shark Helo:
    Dual
  • Depth

    Black Shark Helo: 1.7 mm thinner

    Axe:
    10.4 mm
    Black Shark Helo:
    8.7 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. Axe

    Height:
    122 mm
    Width:
    63.6 mm
    Depth:
    10.4 mm +1.7 mm versus Black Shark Helo
  2. 2. Black Shark Helo

    Height:
    160 mm +38 mm versus Axe
    Width:
    75.2 mm +11.6 mm versus Axe
    Depth:
    8.7 mm

Weight

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

  1. 1. Axe

    98 g

  2. 2. Black Shark Helo

    190 g

    +92 g versus Axe

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. Axe

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²
  2. 2. Black Shark Helo

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

Black Shark Helo has approximately 104.7% more rectangular screen area than Axe.

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.

Axe: Original memory entry

4 GB · 512 MB RAM

Black Shark Helo: Original memory entry

256 GB · 10 GB RAM · 128 GB · 6/8 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. Axe

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

2. Black Shark Helo

NFC:
Unknown
Headphone jack:
No
Memory card support:
No

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. Axe

    1400 mAh

  2. 2. Black Shark Helo

    4000 mAh

    +2600 mAh versus Axe

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. Axe2. Black Shark Helo

Everyday essentials
Everyday essentials — specifications for Axe, Black Shark Helo.
SpecificationAxeBlack Shark Helo
Dimensions (HxWxD)
  • 122 Х 63.6 Х 10.4 mm
  • 160 Х 75.2 Х 8.7 mm
Weight
  • 98 g
  • 190 g
Technology
  • TFT
  • AMOLED
Screen size
  • 4" inch
  • 6.01" inch
Screen resolution
  • 480 x 800 px
  • 1080 x 2160 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 256 GB
  • 10 GB RAM
  • 128 GB
  • 6/8 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 1400 mAh
  • Removable Li-Ion
  • 4000 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 4.0 (Ice Cream Sandwich)
  • Android 8.0 (Oreo)
Chipset
  • Mediatek MT6575 (40 nm)
  • Qualcomm SDM845 Snapdragon 845 (10 nm)
Headphone jack
  • Yes
  • No
Display
Display — specifications for Axe, Black Shark Helo.
SpecificationAxeBlack Shark Helo
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 45.5 cm2
  • 93.2 cm2
Screen format
  • 5:3 (height:width)
  • 18:9 (height:width)
Screen to body ratio
  • 58.7%
  • 77.5%
PPI /points per inch/
  • 233 PPI
  • 402 PPI
Camera and Video
Camera and Video — specifications for Axe, Black Shark Helo.
SpecificationAxeBlack Shark Helo
Rear camera, main
  • 5 MP
  • Single
  • 12 MP
  • Dual
Camera specs
  • 5 MP
  • AF
  • 12 MP
  • f/1.8
  • 1.25µm
  • dual pixel PDAF -20 MP
  • 1.0µm
  • AF
  • 2x optical zoom
Functions
  • LED flash
  • Dual-LED dual-tone flash
  • HDR
  • panorama
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 20 MP
  • Single
Specifications
  • VGA
  • 20 MP
  • f/2.2
  • 1.0µm
Performance

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

Performance — specifications for Axe, Black Shark Helo.
SpecificationAxeBlack Shark Helo
Processor CPU
  • 1.0 GHz Cortex-A9
  • Octa-core (4x2.8 GHz Kryo 385 Gold & 4x1.8 GHz Kryo 385 Silver)
Graphics processor GPU
  • PowerVR SGX531
  • Adreno 630
Antutu 8 score * Unknown
  • 332385
GeekBench 5 Single Core * Unknown
  • 421
GeekBench 5 Multi-Core * Unknown
  • 1769
General specs
General specs — specifications for Axe, Black Shark Helo.
SpecificationAxeBlack Shark Helo
Release date
  • 2012
  • May
  • 2018
  • October
Colors
  • Black
  • White
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 450 EUR
Battery life
  • Stand by time- Up to 200 h Talking time- Up to 5 h
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Axe, Black Shark Helo.
SpecificationAxeBlack Shark Helo
SIM card
  • Dual SIM (Mini-SIM)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 CDMA2000 1xEV-DO -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA
  • HSPA
  • LTE-A (3CA)
GPRS
  • Class 12
  • Yes
Edge
  • Class 12
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g
  • Mi-Fi hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • miniUSB
  • 2.0
  • Type-C 1.0 reversible connector
Bluetooth
  • 2.1
  • 5.0
  • A2DP
  • aptX HD
  • LE
Music and Audio
Music and Audio — specifications for Axe, Black Shark Helo.
SpecificationAxeBlack Shark Helo
Radio
  • Stereo FM radio
  • No
Others Unknown
  • Always-on display -100% DCI-P3
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Axe, Black Shark Helo.
SpecificationAxeBlack Shark Helo
Dop
  • Sensors Accelerometer
  • proximity
  • compass - MP4/H.264 player -MP3/WAV/eAAC+ player -Organizer -Document viewer -Photo editor -Voice memo/dial -Predictive text input - Z401 Single SIM Z400 Dual SIM
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 9V/2A 18W (Quick Charge 3.0)