Screen size
equal specsFire HD 77.0"
Kindle Fire HDX7.0"
Quick verdict
Kindle Fire HDX leads the measured specs 8-1.
Measured wins
Fire HD 7
1
spec wins
Ties
7
equal specs
Kindle Fire HDX
8
spec wins
Overall winner
Screen size
equal specsTechnology
Fire HD 7
No cellular connectivity
Kindle Fire HDX
GSM / HSPA / EVDO / LTE
2G bands
Fire HD 7
N/A
Kindle Fire HDX
GSM 850 / 900 / 1800 / 1900 , CDMA
GPRS
Fire HD 7
No
Kindle Fire HDX
Yes
EDGE
Fire HD 7
No
Kindle Fire HDX
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
equal specsYes
3G bands
Fire HD 7
-
Kindle Fire HDX
HSDPA, CDMA2000 1xEV-DO
4G bands
Fire HD 7
-
Kindle Fire HDX
LTE
Speed
Fire HD 7
-
Kindle Fire HDX
HSPA, LTE - cellular model only
Announced
Fire HD 7
2014, September. Released 2014, October
Kindle Fire HDX
2013, September. Released 2013, October
Status
Fire HD 7
Discontinued
Kindle Fire HDX
Discontinued
Dimensions
Fire HD 7
191 x 128 x 10.6 mm (7.52 x 5.04 x 0.42 in)
Kindle Fire HDX
186 x 128 x 9 mm (7.32 x 5.04 x 0.35 in)
Weight
Fire HD 7
337 g (11.89 oz)
Kindle Fire HDX
303 g (Wi-Fi)/ 311 g (4G) (10.69 oz)
SIM
Fire HD 7
No
Kindle Fire HDX
Micro-SIM - cellular model only
Type
Fire HD 7
IPS LCD
Kindle Fire HDX
IPS LCD
Size
Fire HD 7
7.0 inches, 142.1 cm2 (~58.1% screen-to-body ratio)
Kindle Fire HDX
7.0 inches, 142.1 cm2 (~59.7% screen-to-body ratio)
Resolution
Fire HD 7
800 x 1280 pixels, 16:10 ratio (~216 ppi density)
Kindle Fire HDX
1200 x 1920 pixels, 16:10 ratio (~323 ppi density)
Protection
Fire HD 7
Corning Gorilla Glass
Kindle Fire HDX
-
OS
Fire HD 7
Android 4.4 (KitKat - customized), Fire 4
Kindle Fire HDX
Android OS (Jelly Bean - customized), Fire 3
CPU
Fire HD 7
Quad-core (2x1.5 GHz & 2x1.2 GHz)
Kindle Fire HDX
Quad-core 2.2 GHz Krait 400
Chipset
Fire HD 7
-
Kindle Fire HDX
Qualcomm Snapdragon 800 (28 nm)
GPU
Fire HD 7
-
Kindle Fire HDX
Adreno 330
Card slot
Fire HD 7
No
Kindle Fire HDX
No
Internal
Fire HD 7
8GB 1GB RAM, 16GB 1GB RAM
Kindle Fire HDX
16GB 2GB RAM, 32GB 2GB RAM, 64GB 2GB RAM
Other
Fire HD 7
-
Kindle Fire HDX
eMMC 4.5
Single
Fire HD 7
2 MP
Kindle Fire HDX
1.3 MP
Video
Fire HD 7
1080p@30fps
Kindle Fire HDX
720p
Single
Fire HD 7
VGA
Kindle Fire HDX
-
Video
Fire HD 7
Kindle Fire HDX
-
Other
Fire HD 7
-
Kindle Fire HDX
No
Loudspeaker
Fire HD 7
Yes, with stereo speakers
Kindle Fire HDX
Yes, with stereo speakers
3.5mm jack
Fire HD 7
Yes
Kindle Fire HDX
Yes
WLAN
Fire HD 7
Wi-Fi 802.11 b/g/n
Kindle Fire HDX
Wi-Fi 802.11 a/b/g/n, dual-band
Bluetooth
Fire HD 7
4.0, A2DP
Kindle Fire HDX
Yes
Positioning
Fire HD 7
No
Kindle Fire HDX
GPS - cellular model only
NFC
Fire HD 7
No
Kindle Fire HDX
No
Radio
Fire HD 7
No
Kindle Fire HDX
No
USB
Fire HD 7
microUSB 2.0 (SlimPort)
Kindle Fire HDX
microUSB 2.0
Sensors
Fire HD 7
Accelerometer, gyro
Kindle Fire HDX
Accelerometer, gyro
Other
Fire HD 7
Text-to-Speech English-language content reader
Kindle Fire HDX
Text-to-Speech English-language content reader
Type
Fire HD 7
Li-Ion, non-removable
Kindle Fire HDX
Li-Ion, non-removable
Talk time
Fire HD 7
Up to 8 h
Kindle Fire HDX
Up to 11 h
Colors
Fire HD 7
Black, White, Cobalt, Magenta, Citron
Kindle Fire HDX
Black
Models
Fire HD 7
KFASWI
Kindle Fire HDX
-
Price
Fire HD 7
About 120 EUR
Kindle Fire HDX
About 170 EUR