Amazon Fire Phone vs Lenovo K3 Note

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

    K3 Note: 10 g lighter

    Fire Phone:
    160 g
    K3 Note:
    150 g
  • Width

    Fire Phone: 9.7 mm narrower

    Fire Phone:
    66.5 mm
    K3 Note:
    76.2 mm
  • Screen diagonal

    Fire Phone: 0.8 in smaller diagonal

    Fire Phone:
    4.7 in
    K3 Note:
    5.5 in
  • Chipset

    Fire Phone:
    Qualcomm Snapdragon 800 (28 nm)
    K3 Note:
    Mediatek MT6752 (28 nm)
  • Depth

    K3 Note: 0.9 mm thinner

    Fire Phone:
    8.9 mm
    K3 Note:
    8 mm
  • Height

    Fire Phone: 13.4 mm shorter

    Fire Phone:
    139.2 mm
    K3 Note:
    152.6 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. Fire Phone

    Height:
    139.2 mm
    Width:
    66.5 mm
    Depth:
    8.9 mm +0.9 mm versus K3 Note
  2. 2. K3 Note

    Height:
    152.6 mm +13.4 mm versus Fire Phone
    Width:
    76.2 mm +9.7 mm versus Fire Phone
    Depth:
    8 mm

Weight

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

  1. 1. Fire Phone

    160 g

    +10 g versus K3 Note

  2. 2. K3 Note

    150 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. Fire Phone

    Screen diagonal:
    4.7 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    60.9 cm²
  2. 2. K3 Note

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

K3 Note has approximately 36.9% more rectangular screen area than Fire Phone.

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 Fire Phone, K3 Note, compared at the same storage capacity.
StorageFire PhoneK3 Note
16 GB Not recorded 2 GB RAM
32 GB 2 GB RAM Not recorded
64 GB 2 GB RAM Not recorded

Practical features

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

1. Fire Phone

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details panorama

2. K3 Note

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (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. Fire Phone

    2400 mAh

  2. 2. K3 Note

    3000 mAh

    +600 mAh versus Fire Phone

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. Fire Phone2. K3 Note

Everyday essentials
Everyday essentials — specifications for Fire Phone, K3 Note.
SpecificationFire PhoneK3 Note
Dimensions (HxWxD)
  • 139.2 Х 66.5 Х 8.9 mm
  • 152.6 Х 76.2 Х 8 mm
Weight
  • 160 g
  • 150 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 4.7" inch
  • 5.5" inch
Screen resolution
  • 720 x 1280 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32/64 GB
  • 2 GB RAM
  • 16 GB
  • 2 GB RAM
Memory card support
  • panorama
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2400 mAh
  • Non-removable Li-Ion
  • 3000 mAh
  • Removable Li-Ion
Operating system OS
  • Amazon Fire 3.5 (Android based)
  • upgradable to 3.6.5
  • Android 5.2 (Lollipop)
  • upgradable to 6 (Marshmallow)
Chipset
  • Qualcomm Snapdragon 800 (28 nm)
  • Mediatek MT6752 (28 nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Fire Phone, K3 Note.
SpecificationFire PhoneK3 Note
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 60.9 cm2
  • 83.4 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 65.8%
  • 71.7%
PPI /points per inch/
  • 312 PPI
  • 401 PPI
Screen protection
  • Corning Gorilla Glass 3 (front and back)
  • Asahi Dragontrail Glass
Camera and Video
Camera and Video — specifications for Fire Phone, K3 Note.
SpecificationFire PhoneK3 Note
Rear camera, main
  • 13 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 13 MP
  • DTS HD sound -Active noise cancellation with dedicated mic
  • AF
  • 13 MP
  • AF
  • f/2.0
Functions
  • Dual-LED flash
  • HDR
  • Dual-LED flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 2.1 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 2.1 MP
  • 5 MP
  • f/2.4
Performance

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

Performance — specifications for Fire Phone, K3 Note.
SpecificationFire PhoneK3 Note
Processor CPU
  • Quad-core 2.2 GHz Krait 400
  • Octa-core 1.7 GHz Cortex-A53
Graphics processor GPU
  • Adreno 330
  • Mali-T760MP2
Antutu 7 score *
  • 137456
  • 46822
GeekBench 4 Single Core *
  • 17458
  • 728
GeekBench 4 Multi-Core *
  • 2125
  • 2898
GeekBench 4 RenderScript * Unknown
  • 2147
General specs
General specs — specifications for Fire Phone, K3 Note.
SpecificationFire PhoneK3 Note
Release date
  • 2014
  • June
  • 2015
  • March
Colors
  • Black
  • Onyx Black
  • Pearl White
  • Laser Yellow
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 160 EUR
  • 150 EUR
Battery life
  • Stand by time- Up to 285 h Talking time- Up to 22 h Music play - Up to 65 h
  • Stand by time- Up to 750 h (3G) Talking time- Up to 36 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Fire Phone, K3 Note.
SpecificationFire PhoneK3 Note
SIM card
  • Dual SIM (Nano-SIM
  • Dual SIM (Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900-3G - HSDPA 850 / 900 / 1700 / 1900 / 2100-4G - LTE band 1(2100)
  • 20(800) LTE band 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 17(700)
  • 20(800)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 - India -3G - HSDPA 850 / 900 / 1900 / 2100 HSDPA 2100 - India -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/5.76 Mbps
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE
  • HSPA
  • TD-SCDMA
  • LTE
  • TD-LTE
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB Host
Bluetooth
  • 3.0
  • 4.1
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Fire Phone, K3 Note.
SpecificationFire PhoneK3 Note
Radio
  • panorama
  • FM radio
Others
  • 3D Dynamic Perspective UI (based on 4 front cameras) -System wide tilt
  • auto-scroll
  • swivel
  • and peek functions
  • Dolby Digital Plus audio enhancement -Active noise cancellation with dedicated mic
  • Dolby Atmos audio enhancement -Active noise cancellation with dedicated mic
Other features
Other features — specifications for Fire Phone, K3 Note.
SpecificationFire PhoneK3 Note
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass
  • barometer - Firefly technology
  • Sensors Accelerometer
  • proximity
  • compass - Also known as Lenovo A7000 Turbo in India