Archos Diamond Alpha vs Xiaomi Black Shark Helo

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.

  • Display technology

    OLED versus LCD

    Diamond Alpha:
    LCD
    Black Shark Helo:
    OLED
  • Weight

    Diamond Alpha: 35 g lighter

    Diamond Alpha:
    155 g
    Black Shark Helo:
    190 g
  • Width

    Diamond Alpha: 2.7 mm narrower

    Diamond Alpha:
    72.5 mm
    Black Shark Helo:
    75.2 mm
  • Screen diagonal

    Diamond Alpha: 0.81 in smaller diagonal

    Diamond Alpha:
    5.2 in
    Black Shark Helo:
    6.01 in
  • Chipset

    Diamond Alpha:
    Qualcomm MSM8976 Snapdragon 652 (28 nm)
    Black Shark Helo:
    Qualcomm SDM845 Snapdragon 845 (10 nm)
  • Rear camera layout

    Diamond Alpha:
    Single
    Black Shark Helo:
    Dual

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. Diamond Alpha

    Height:
    146.7 mm
    Width:
    72.5 mm
    Depth:
    7.5 mm
  2. 2. Black Shark Helo

    Height:
    160 mm +13.3 mm versus Diamond Alpha
    Width:
    75.2 mm +2.7 mm versus Diamond Alpha
    Depth:
    8.7 mm +1.2 mm versus Diamond Alpha

Weight

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

  1. 1. Diamond Alpha

    155 g

  2. 2. Black Shark Helo

    190 g

    +35 g versus Diamond Alpha

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. Diamond Alpha

    Screen diagonal:
    5.2 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    74.5 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 25% more rectangular screen area than Diamond Alpha.

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.

Diamond Alpha: Original memory entry

up to 64 GB (dedicated slot) · 512GB 4GB

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. Diamond Alpha

NFC:
See details Super AMOLED
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 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. Diamond Alpha

    2950 mAh

  2. 2. Black Shark Helo

    4000 mAh

    +1050 mAh versus Diamond Alpha

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. Diamond Alpha2. Black Shark Helo

Everyday essentials
Everyday essentials — specifications for Diamond Alpha, Black Shark Helo.
SpecificationDiamond AlphaBlack Shark Helo
Dimensions (HxWxD)
  • 146.7 Х 72.5 Х 7.5 mm
  • 160 Х 75.2 Х 8.7 mm
Weight
  • 155 g
  • 190 g
Technology
  • IPS LCD
  • AMOLED
Screen size
  • 5.2" inch
  • 6.01" inch
Screen resolution
  • 1080 x 1920 px
  • 1080 x 2160 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • up to 64 GB (dedicated slot)
  • 512GB 4GB
  • 256 GB
  • 10 GB RAM
  • 128 GB
  • 6/8 GB RAM
Memory card support
  • microSD
  • up to 256 GB (uses SIM 2 slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 2950 mAh
  • Non-removable Li-Ion
  • 4000 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 6.0 (Marshmallow)
  • Android 8.0 (Oreo)
Chipset
  • Qualcomm MSM8976 Snapdragon 652 (28 nm)
  • Qualcomm SDM845 Snapdragon 845 (10 nm)
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for Diamond Alpha, Black Shark Helo.
SpecificationDiamond AlphaBlack Shark Helo
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 74.5 cm2
  • 93.2 cm2
Screen format
  • 16:9 (height:width)
  • 18:9 (height:width)
Screen to body ratio
  • 70.1%
  • 77.5%
PPI /points per inch/
  • 424 PPI
  • 402 PPI
Camera and Video
Camera and Video — specifications for Diamond Alpha, Black Shark Helo.
SpecificationDiamond AlphaBlack Shark Helo
Rear camera, main
  • 13 MP
  • Single
  • 12 MP
  • Dual
Camera specs
  • 13 MP
  • 1/2.9''
  • 1.25µm
  • PDAF -13 MP B/W
  • 12 MP
  • f/1.8
  • 1.25µm
  • dual pixel PDAF -20 MP
  • 1.0µm
  • AF
  • 2x optical zoom
Functions
  • Dual-LED flash
  • HDR
  • panorama
  • Dual-LED dual-tone flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 16 MP
  • Single
  • 20 MP
  • Single
Specifications
  • 16 MP
  • f/2.2
  • 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 Diamond Alpha, Black Shark Helo.
SpecificationDiamond AlphaBlack Shark Helo
Processor CPU
  • Octa-core (4x1.8 GHz Cortex-A72 & 4x1.4 GHz Cortex-A53)
  • Octa-core (4x2.8 GHz Kryo 385 Gold & 4x1.8 GHz Kryo 385 Silver)
Graphics processor GPU
  • Adreno 510
  • Adreno 630
Antutu 7 score *
  • 73625
Unknown
Antutu 8 score * Unknown
  • 332385
GeekBench 5 Single Core * Unknown
  • 421
GeekBench 5 Multi-Core * Unknown
  • 1769
General specs
General specs — specifications for Diamond Alpha, Black Shark Helo.
SpecificationDiamond AlphaBlack Shark Helo
Release date
  • 2017
  • June
  • 2018
  • October
Colors
  • Black
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 350 EUR
  • 450 EUR
Battery life
  • Stand by time- Up to 320 h (3G) Talking time- Up to 11 h (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Diamond Alpha, Black Shark Helo.
SpecificationDiamond AlphaBlack Shark Helo
SIM card
  • Hybrid Dual SIM (Nano-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 900 / 2100-4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 20(800)
  • 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 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA
  • LTE-A (3CA)
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
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • Type-C 1.0 reversible connector
  • USB On-The-Go
  • 2.0
  • Type-C 1.0 reversible connector
Bluetooth
  • Android 4.4.2 (KitKat)
  • A2DP
  • Super AMOLED
  • 5.0
  • A2DP
  • aptX HD
  • LE
Harmful irradiation
  • SAR EU - 1.02 W/kg (head) 0.76 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Diamond Alpha, Black Shark Helo.
SpecificationDiamond AlphaBlack Shark Helo
Radio
  • panorama
  • No
Others
  • Active noise cancellation with dedicated mic
  • Always-on display -100% DCI-P3
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Diamond Alpha, Black Shark Helo.
SpecificationDiamond AlphaBlack Shark Helo
Dop
  • Sensors Fingerprint (rear-mounted)
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - For Europe
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 9V/2A 18W (Quick Charge 3.0)