Comparison of HTC Nexus 9 and Acer Iconia A1-830

Attribute	HTC Nexus 9 ×	Acer Iconia A1-830 ×
General
Brand	Htc	Acer
Launch
Announced	2014-10-01	2014-01-01
Body
Width (mm)	8	8.2
Length (mm)	228.2	203
Height (mm)	153.7	138.4
Weight (g)	425	380
SIM	Nano-SIM	No
Network
Technology	GSM HSPA LTE	No cellular connectivity
2G bands	GSM 850 / 900 / 1800 / 1900	N/A
3G bands	HSDPA 850 / 900 / 1700 / 1900 / 2100	-
4G bands	1, 2, 3, 4, 5, 7, 8, 20 2, 3, 5, 6, 13	-
Speed	HSPA 42.2/5.76 Mbps LTE Cat4 150/50 Mbps	-
Platform
OS	Android 5.0 (Lollipop)	Android 4.2 (Jelly Bean)
Chipset	Nvidia Tegra K1	Intel Atom Z2560
CPU	Dual-core 2.3 GHz Denver	Dual-core 1.6 GHz
GPU	Kepler DX1	PowerVR SGX544MP2
Memory
Card slot	No	microSDHC (dedicated slot)
Internal	16GB (Wi-Fi)/ 32GB (LTE) 2GB RAM	16GB 1GB RAM
Display
Size (in)	8.9	7.9
Resolution (px)	1536 x 2048	768 x 1024
Protection	Corning Gorilla Glass 3	-
Display Type	IPS LCD	LED-backlit IPS LCD
Battery
Type	Li-Po	Li-Ion
Capcity (mAh)	6700	4000
Main Camera
Main Camera Type	Single	Single
Main Camera Properties	8 MP, AF	5 MP, AF
Main Camera Video	1080p@30fps, stereo sound rec.	1080p@30fps
Main Camera Features	LED flash	-
Selfie Camera
Selfie Camera Type	Single	Single
Selfie Camera Properties	1.6 MP	2 MP
Selfie Camera Video	720p	-
Comms
WLAN	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspot	Wi-Fi 802.11 b/g/n
Bluetooth	4.1, A2DP, aptX	3.0
GPS	+	+
NFC	+	-
Radio	No	No
USB	microUSB 2.0	microUSB 2.0
Sound
Loudspeaker	+	+
3.5mm jack	+	+
Features
Sensors	Accelerometer compass gyro	Accelerometer
Misc
Colors	Indigo Black Lunar White Sand	White
Stand-by (h)	720	-
Talk time (h)	Up to 9 h 30 min (multimedia) (3G)	Up to 7 h 30 min (multimedia)