Screen size
equal specsKindle Fire HD7.0"
Kindle Fire HDX7.0"
Quick verdict
Kindle Fire HDX leads the measured specs 7-0.
Measured wins
Kindle Fire HD
0
spec wins
Ties
8
equal specs
Kindle Fire HDX
7
spec wins
Overall winner
Screen size
equal specsTechnology
Kindle Fire HD
No cellular connectivity
Kindle Fire HDX
GSM / HSPA / EVDO / LTE
2G bands
Kindle Fire HD
N/A
Kindle Fire HDX
GSM 850 / 900 / 1800 / 1900 , CDMA
GPRS
Kindle Fire HD
No
Kindle Fire HDX
Yes
EDGE
Kindle Fire HD
No
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
equal specsMain camera
equal specsFront camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
equal specsKindle Fire HDX
Yes
3G bands
Kindle Fire HD
-
Kindle Fire HDX
HSDPA, CDMA2000 1xEV-DO
4G bands
Kindle Fire HD
-
Kindle Fire HDX
LTE
Speed
Kindle Fire HD
-
Kindle Fire HDX
HSPA, LTE - cellular model only
Announced
Kindle Fire HD
2012, September. Released 2012, September
Kindle Fire HDX
2013, September. Released 2013, October
Status
Kindle Fire HD
Discontinued
Kindle Fire HDX
Discontinued
Dimensions
Kindle Fire HD
193 x 137 x 10.3 mm (7.60 x 5.39 x 0.41 in)
Kindle Fire HDX
186 x 128 x 9 mm (7.32 x 5.04 x 0.35 in)
Weight
Kindle Fire HD
395 g (13.93 oz)
Kindle Fire HDX
303 g (Wi-Fi)/ 311 g (4G) (10.69 oz)
SIM
Kindle Fire HD
No
Kindle Fire HDX
Micro-SIM - cellular model only
Type
Kindle Fire HD
IPS LCD
Kindle Fire HDX
IPS LCD
Size
Kindle Fire HD
7.0 inches, 142.1 cm2 (~53.7% screen-to-body ratio)
Kindle Fire HDX
7.0 inches, 142.1 cm2 (~59.7% screen-to-body ratio)
Resolution
Kindle Fire HD
800 x 1280 pixels, 16:10 ratio (~216 ppi density)
Kindle Fire HDX
1200 x 1920 pixels, 16:10 ratio (~323 ppi density)
OS
Kindle Fire HD
Android 4.0 (customized)
Kindle Fire HDX
Android OS (Jelly Bean - customized), Fire 3
Chipset
Kindle Fire HD
TI OMAP 4460
Kindle Fire HDX
Qualcomm Snapdragon 800 (28 nm)
CPU
Kindle Fire HD
Dual-core 1.2 GHz Cortex-A9
Kindle Fire HDX
Quad-core 2.2 GHz Krait 400
GPU
Kindle Fire HD
PowerVR SGX540
Kindle Fire HDX
Adreno 330
Card slot
Kindle Fire HD
No
Kindle Fire HDX
No
Internal
Kindle Fire HD
16GB 1GB RAM, 32GB 1GB RAM
Kindle Fire HDX
16GB 2GB RAM, 32GB 2GB RAM, 64GB 2GB RAM
Other
Kindle Fire HD
-
Kindle Fire HDX
eMMC 4.5
Single
Kindle Fire HD
1.3 MP
Kindle Fire HDX
1.3 MP
Video
Kindle Fire HD
No
Kindle Fire HDX
720p
Other
Kindle Fire HD
No
Kindle Fire HDX
No
Loudspeaker
Kindle Fire HD
Yes, with stereo speakers
Kindle Fire HDX
Yes, with stereo speakers
3.5mm jack
Kindle Fire HD
Yes
Kindle Fire HDX
Yes
WLAN
Kindle Fire HD
Wi-Fi 802.11 a/b/g/n, dual-band
Kindle Fire HDX
Wi-Fi 802.11 a/b/g/n, dual-band
Bluetooth
Kindle Fire HD
Yes
Kindle Fire HDX
Yes
Positioning
Kindle Fire HD
No
Kindle Fire HDX
GPS - cellular model only
Radio
Kindle Fire HD
No
Kindle Fire HDX
No
USB
Kindle Fire HD
2.0
Kindle Fire HDX
microUSB 2.0
NFC
Kindle Fire HD
-
Kindle Fire HDX
No
Sensors
Kindle Fire HD
Accelerometer, gyro
Kindle Fire HDX
Accelerometer, gyro
Other
Kindle Fire HD
HDMI port MP4/VP8/H.263 player MP3/WAV/AAC/OGG/E-AC-3 player Organizer Document viewer Photo viewer/editor Free cloud storage for all Amazon content Text-to-Speech english-language content reader Predictive text input
Kindle Fire HDX
Text-to-Speech English-language content reader
Type
Kindle Fire HD
Non-removable Li-Ion battery
Kindle Fire HDX
Li-Ion, non-removable
Talk time
Kindle Fire HD
Up to 11 h
Kindle Fire HDX
Up to 11 h
Colors
Kindle Fire HD
Black
Kindle Fire HDX
Black
Price
Kindle Fire HD
About 150 EUR
Kindle Fire HDX
About 170 EUR