Energizer Energy 400 vs TECNO Phantom 9

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

    Energy 400:
    LCD
    Phantom 9:
    OLED
  • Weight

    Phantom 9: 202.6 g lighter

    Energy 400:
    367 g
    Phantom 9:
    164.4 g
  • Width

    Energy 400: 1.7 mm narrower

    Energy 400:
    73.6 mm
    Phantom 9:
    75.3 mm
  • Screen diagonal

    Energy 400: 2.39 in smaller diagonal

    Energy 400:
    4 in
    Phantom 9:
    6.39 in
  • Chipset

    Energy 400:
    Mediatek MT6572 (28 nm)
    Phantom 9:
    Mediatek MT6765 Helio P35 (12nm)
  • Rear camera layout

    Energy 400:
    Single
    Phantom 9:
    Triple

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. Energy 400

    Height:
    134.5 mm
    Width:
    73.6 mm
    Depth:
    18.8 mm +10.9 mm versus Phantom 9
  2. 2. Phantom 9

    Height:
    158.5 mm +24 mm versus Energy 400
    Width:
    75.3 mm +1.7 mm versus Energy 400
    Depth:
    7.9 mm

Weight

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

  1. 1. Energy 400

    367 g

    +202.6 g versus Phantom 9

  2. 2. Phantom 9

    164.4 g

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. Energy 400

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²
  2. 2. Phantom 9

    Screen diagonal:
    6.39 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    100.2 cm²

Phantom 9 has approximately 120.1% more rectangular screen area than Energy 400.

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 Energy 400, Phantom 9, compared at the same storage capacity.
StorageEnergy 400Phantom 9
128 GB Unknown 6 GB RAM
Energy 400: Original memory entry

4 GB · 512 MB 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. Energy 400

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB (dedicated slot)

2. Phantom 9

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 1 TB (dedicated 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. Energy 400

    2400 mAh

  2. 2. Phantom 9

    3500 mAh

    +1100 mAh versus Energy 400

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. Energy 4002. Phantom 9

Everyday essentials
Everyday essentials — specifications for Energy 400, Phantom 9.
SpecificationEnergy 400Phantom 9
Dimensions (HxWxD)
  • 134.5 Х 73.6 Х 18.8 mm
  • 158.5 Х 75.3 Х 7.9 mm
Weight
  • 367 g
  • 164.4 g
Technology
  • IPS LCD
  • AMOLED
Screen size
  • 4" inch
  • 6.39" inch
Screen resolution
  • 480 x 800 px
  • 1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 128 GB
  • 6 GB RAM
Memory card support
  • microSD
  • up to 64 GB (dedicated slot)
  • microSD
  • up to 1 TB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2400 mAh
  • Removable Li-Ion
  • 3500 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 4.4 (KitKat)
  • Android 9.0 (Pie)
Chipset
  • Mediatek MT6572 (28 nm)
  • Mediatek MT6765 Helio P35 (12nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Energy 400, Phantom 9.
SpecificationEnergy 400Phantom 9
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 45.5 cm2
  • 100.2 cm2
Screen format
  • 5:3 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 46.0%
  • 84.0%
PPI /points per inch/
  • 233 PPI
  • 403 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for Energy 400, Phantom 9.
SpecificationEnergy 400Phantom 9
Rear camera, main
  • 8 MP
  • Single
  • 16 MP
  • Triple
Camera specs
  • 8 MP
  • AF
  • 16 MP
  • f/1.8
  • PDAF -8 MP
  • f/2.4
  • 13mm (ultrawide) -2 MP
  • f/2.8
  • depth sensor
Functions
  • LED flash
  • HDR
  • HDR
Video
  • 720p@30fps
  • 1080p@30fps
Front camera, selfie
  • 1.3 MP
  • Single
  • 32 MP
  • Single
Specifications
  • 1.3 MP
  • 32 MP
  • f/2.0
Performance
Performance — specifications for Energy 400, Phantom 9.
SpecificationEnergy 400Phantom 9
Processor CPU
  • Dual-core 1.3 GHz Cortex-A7
  • Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
Graphics processor GPU
  • Mali-400
  • PowerVR GE8320
General specs
General specs — specifications for Energy 400, Phantom 9.
SpecificationEnergy 400Phantom 9
Release date
  • 2015
  • January
  • 2019
  • July
Colors
  • Gray
  • Lapland Aurora
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 15000 INR
Battery life
  • Stand by time- Up to 400 h Talking time- Up to 15 h
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Energy 400, Phantom 9.
SpecificationEnergy 400Phantom 9
SIM card
  • Mini-SIM
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1900 / 850 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 28(700)
  • 38(2600)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • LE
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Energy 400, Phantom 9.
SpecificationEnergy 400Phantom 9
Radio
  • Stereo FM radio
  • FM radio
Other features
Other features — specifications for Energy 400, Phantom 9.
SpecificationEnergy 400Phantom 9
Dop
  • Sensors Accelerometer
  • proximity - IP68 dust/water proof (up to 1.8m for 30 mins)
  • Sensors Fingerprint (under display)
  • accelerometer
  • gyro
  • proximity
  • compass