HTC One M8 Max vs HTC ONE (M8) vs HTC Desire 820s

BASIC INFO
Model No One M8 Max HTC M8 -
Status Available Available. Released 2014, March Available. Released 2014, November
Release Date Released 2014, October 2014,March 2014, October
Dimension 141.4 mm hight 72.2 mm widh 8.7 mm thiknes 146.4 x 70.6 x 9.4 mm (5.76 x 2.78 x 0.37 in) -
Weight 153 grames 160 g (5.64 oz) -
Colors Black, White, Orange Gunmetal Gray, Glacial Silver, Amber Gold Black, White, Red, Gray, Green
Body Metrial - - -
W & D Proof - - -
SIM Type Micro SIM Supported Nano-SIM -
Technology GSM / HSPA / LTE GSM / HSPA / LTE -
OS Android OS, v5.0 (Lollypop) Android OS, v4.4.2 (KitKat) Android OS, v4.4.2 (KitKat)
PROSESSING
Processor Quad-core 2.7 GHz Krait 400 Quad-core 2.3 GHz (US/EMEA)/ 2.5 GHz (Asia, China) Krait 400 Octa-core 1.7 GHz
Chipset Qualcomm MSM8974AB Snapdragon 801 Qualcomm MSM8974AB Snapdragon 801 -
GPU Adreno 330 Adreno 330 -
MEMORY
RAM 3 GB 2GB -
Storage 16/32 GB 16/32GB -
Card Slot - up to 128 GB (dedicated slot) 16GB storage, 2GB RAM, microSD, up to 64GB
DISPLAY
Size 5.5 inches 5.0 inches 720 x 1280 pixels, 5.5 inches
Type Super LCD3 capacitive touchscreen, 16M colors Super LCD3 capacitive touchscreen, 16M colors Super LCD2 capacitive touchscreen, 16M colors
Resolation 1440 x 2560 pixels 1080 x 1920 pixels -
PPI 538 ppi 441 ppi pixel density -
Multi touch Yes Yes -
Protection - Corning Gorilla Glass 3, HTC Sense UI 6.0 -
CAMERA
Primary 18 MP, Autofocus Dual 4 MP, f/2.0, 27mm, autofocus 13 MP 4160 x 3120 pixels, Autofocus, Led flash
Video Yes, 1080p@30fps, 720p@60fps 1080p@60fps, 720p@120fps, HDR, stereo sound rec 1080p@30fps, optical stabilization, stereo sound rec.
Flash LED Flash Led flash -
Features Geo-tagging, touch focus, face detection, HDR, panorama 1/3 Inches sensor size, 2µm pixel size, geo-tagging, face/smile detection, HDR, panorama -
Selfie Yes, 5 MP 5 MP, f/2.0, 1080p@30fps, HDR 8 MP
BATTERY
Battery Li-Po battery Li-Po Standard Li-Ion mAh removeable battery
Capacity 3000 mAh 2600 mAh -
Removable Non-removable Non-removable -
StandBy - Up to 271 h (2G) / Up to 496 h (3G) -
Talk Time - Up to 14 h (2G) / Up to 20 h (3G) -
Music Play - - -
Browsing - - -
Video Playback - - -
F Charging No - -
W Charging No - -
NETWORK
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 - EMEA, Asia
HSDPA 850 / 1900 / 2100 - AT&T
HSDPA 850 / 1700 / 1900 / 2100 - T-Mobile
HSDPA 850 / 900 / 1900 / 2100
4G Network LTE 800 / 900 / 1800 / 2600 LTE band 3(1800), 7(2600), 8(900), 20(800) - EMEA
LTE band 1(2100), 3(1800), 7(2600), 8(900), 28(700) - Asia
LTE band 4(1700/2100), 17(700) - T-Mobile
LTE band 2(1900), 4(1700/2100), 5(850), 7(2600), 17(700) - AT&T LTE band 40(2300) - India
LTE 800 / 1800 / 2600
Speed HSDPA, 42 Mbps (21 Mbps - AT&T), HSUPA, 5.76 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL  HSPA 42.2/21.1(AT&T)/5.76 Mbps, LTE Cat4 150/50 Mbps -
5G - - -
CONECTIVY
WALAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspot Wi-Fi 802.11 a/ac/b/g/n, Wi-Fi Direct, DLNA, Wi-Fi hotspot
BlueTooth Yes v4.0, A2DP, apt-X Yes, v4.0 with A2DP
USB Yes, microUSB v2.0 microUSB v2.0 (MHL TV-out), USB Host Yes, microUSB v2.0 (MHL)
GPS Yes, with A-GPS Yes, with A-GPS, GLONASS Yes, with A-GPS support and GLONASS
NFC - Yes (market/operator dependent) -
Audio jeck 3.5mm Jack Yes, 3.5mm -
OTHERS
Sensors Light sensor, Proximity sensor Accelerometer, gyro, proximity, compass, barometer -
Radio - Stereo FM radio with RDS TBD
SARUS - - -
SAREU - 0.42 W/kg (head) 0.22 W/kg (body) -
Subscrib Our YouTube Channel
Realme 12 Lite, Samsung Galaxy C55, ViVo Y200i 5G, Huawei Pura 70, Huawei Pura 70 Pro, Huawei Pura 70 Ultra, Huawei Pura 70 Pro Plus, Motorola Edge 50 Ultra , Tecno Camon 30 Premier, HMD Pulse Plus,