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HTC One A9
HTC One M9
HTC Desire Eye
HTC One E9s Dual SIM
HTC One M8 for Windows
HTC One A9
HTC One M9
HTC Desire Eye
HTC One E9s Dual SIM
HTC One (M8) for Windows
$377 - $800
$709 - $950
$469 - $550
$455
$600 - $670
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ReviewGist
Score
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ReviewGist
Score
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ReviewGist
Score
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ReviewGist
Score
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ReviewGist
Score
Release Date
Oct 2015
Mar 2015
Nov 2014
Nov 2015
Oct 2014
Digital Camera Resolution
13.0 MP
20.0 MP
13.0 MP
13.0 MP
4.0 MP
Installed RAM (GB)
3.0 GB
3.0 GB
2.0 GB
2.0 GB
2.0 GB
Screen Size(Diagonal)
5.0 inch
5.0 inch
5.2 inch
5.5 inch
5.0 inch
Front Webcam Resolution
4.0 MP
4.0 MP
13.0 MP
4.0 MP
5.0 MP
Processor Type
Quad-core 1.5 GHz Cortex-A53 & quad-core 1.2 GHz Cortex-A53, 1.2GHz 
octa-core, Qualcomm Snapdragon 617
Quad-core 1.5 GHz Cortex-A53 & Quad-core 2 GHz Cortex-A57
Quad-core 2.3 GHz Krait 400
Octa-core 1.5 GHz Cortex-A53
Quad-core 2.3 GHz Krait 400
Battery Capacity
2150.0 mAh
2840.0 mAh
2400.0 mAh
2600.0 mAh
2600.0 mAh
Operating System
Android OS,v6.0 (Marshmallow),upgradable to v6.0.1 (Marshmallow),Android 6.0
Android OS, v5.0.x (Lollipop)
Android OS, v4.4.4 (KitKat)
Android OS, v5.0 (Lollipop)
Microsoft Windows Phone 8.1.1
Average Rating
 3.8 stars
 3.8 stars
 4.1 stars
 3.5 stars
 4.1 stars
Camera
70% Positive
30% Negative
32% Positive
68% Negative
73% Positive
27% Negative
25% Positive
75% Negative
Look and Feel
80% Positive
20% Negative
80% Positive
20% Negative
72% Positive
28% Negative
92% Positive
8% Negative
Display
88% Positive
12% Negative
75% Positive
25% Negative
92% Positive
8% Negative
100% Positive
Battery
40% Positive
60% Negative
33% Positive
67% Negative
20% Positive
80% Negative
83% Positive
17% Negative
Performance
60% Positive
40% Negative
88% Positive
12% Negative
100% Positive
66% Positive
34% Negative