HTC Titan (X310E) vs HMD XR21

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Side by side comparison between HTC Titan vs HMD XR21 phones, differences, pros, cons and full specifications. What's the better?

2/2/2026 5:48 PM, updated: 2/2/2026 6:11 PM

Compare HMD XR21 X HTC Titan (X310E) 04Points

Specifications Compare Models Pictures

4.7"
SLCD

480x800

8
MP

1.3mp

512MB
RAM

Single-core

1600
mAh

(Removable)

29Points HMD XR21 Compare HTC Titan X

Specifications Compare Models Pictures

6.49"
IPS

1080x2400

64
MP

16mp

6GB
RAM

Octa-core

4800
mAh

(Non removable)

What's the better phone? HMD XR21

The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!

4 Advantages HTC Titan (X310E)	vs	29 Advantages HMD XR21
+160 grams (5.6 ounces)44% Lighter	vs	231 grams (8.09 ounces)
+9.9 millimeters (0.39 inches)6% Thinner	vs	10.45 millimeters (0.41 inches)
+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily	vs	LiPo: li-ion polymer (Non removable)
+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.	vs	Not supported
1.5GHz 32bit Single-core	vs	+2.2GHz 64bit Octa-core (6nm)2 times More powerful processor, you can open your applications faster
512MB LPDDR2	vs	+6GB LPDDR4X11 times More RAM memory. Typically more responsive and better for multitasking.
16GB (12GB available)	vs	+128GB (101GB available)7 times More internal storage for applications and files
TFT Super LCD	vs	+TFT IPS LCDAdvantage TFT IPS LCD display is brighter and more vivid
480x800 pixels	vs	+1080x2400 pixels6 times Higher resolution screen
199 PPI	vs	+406 PPI104% Crisper display of text, images and videos because it has more pixels per inch (ppi)
4.7"	vs	+6.49"38% Larger screen
(back) 8MP	vs	+(dual camera) 64MP + 8MP8 times Higher resolution main camera
EIS: Digital stabilization	vs	+OIS: Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video
Not supported	vs	+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
f/2.2 (aperture)	vs	+f/1.8 (aperture)22% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 1.3MP	vs	+(front) 16MP11 times Higher resolution secondary camera to take pictures and selfies
HD (1280x720)	vs	+Full HD (1920x1080)125% More image quality for recording videos with the primary camera
(front) VGA (640x480)	vs	+(front) Full HD (1920x1080)6 times More image quality for recording videos with the secondary camera
700000 apps (Marketplace)	vs	+3500000 apps (Google Play Store)4 times More apps available to download and use
3G+ HSPA+	vs	+5G SA/NSAAdvantage The 5G SA/NSA network is newer and faster
(3G+ HSPA+) 14.4 Mbps	vs	+(5G SA/NSA) 2000 Mbps138 times Faster for surfing the internet and download files
Not supported	vs	+BarometerAdvantage Sensors help you use the device
Not supported	vs	+Face unlock 2DAdvantage Sensors help you use the device
Not supported	vs	+Fingerprint sensor (side-mounted)Advantage Sensors help you use the device
1600 mAh	vs	+4800 mAh2 times Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
1 slot (Single-SIM)	vs	+2 slots (Dual-SIM) + e-SIM (Eletronic)Advantage You can have more mobile carriers/operators on the same device.
802.11 b/g/n [wifi4]	vs	+802.11 a/b/g/n/ac/ax [wifi6]Advantage WiFi 802.11 a/b/g/n/ac/ax [wifi6] is newer and faster
2.1 + A2DP	vs	+5.1 + A2DP/LEAdvantage Bluetooth 5.1 + A2DP/LE is newer and faster
Not supported	vs	+NFCAdvantage NFC allows you to make payments by approach quickly and securely
MicroUSB 2.0	vs	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.
HTML, XHTML	vs	+HTML, XHTML, HTML5Advantage Better sites viewing on the internet
Not supported	vs	+Gorilla Glass VictusAdvantage Protection against scratches on the screen lets you carry your phone with your keys
Not supported	vs	+IP68/IP69K certified, MIL-STD-810G military certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example

20 Common items in both devices

16 million

Dual-LED flash

Only digital zoom

Autofocus / PDAF: phase detection autofocus

BSI sensor

Capacitive

Multitouch

+13 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differences

📱 Model features
	HTC Titan (X310E)	HMD XR21
Change model
Model	Titan (X310E)	HMD XR21
Other model names	HTC Titan 3G, HTC Titan 1, HTC Eternity, HTC Bunyip	HMD XR21 TA-1592
Country or region available	(Global, International), USA, (Europe)	(Global, International)
Brand	HTC	HMD
Release date	11/20/2011	5/1/2024, Announced: 5/14/2024
Depth	9.9 millimeters (0.39 inches)	10.45 millimeters (0.41 inches)
Size (width x height)	70.63 x 131.5 millimeters (2.78 x 5.18 in)	78.58 x 168 millimeters (3.09 x 6.61 in)
Weight	160 grams (5.6 ounces)	231 grams (8.09 ounces)
Build, materials	feature not registered	Plastic body, glass front
Protection against water and others	Not supported	IP68/IP69K certified: water-resistant up to 1.5 meters for 30min, dust-resistant, plus high-pressure and steam-washable. MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant.
📲 Display
	HTC Titan (X310E)	HMD XR21
Display type	TFT Super LCD	TFT IPS LCD
Screen size	4.7" inches	6.49" inches
Screen-to-body ratio	~67.7% (screen-to-body ratio)	~77% (screen-to-body ratio)
Display resolution	480x800 pixels	1080x2400 pixels (20:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	199 PPI	406 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Gorilla Glass Victus
Refresh rate	feature not registered	120Hz
Display features	feature not registered	450nits[typ], 550nits[peak]
🤖 Operating System
	HTC Titan (X310E)	HMD XR21
System version	Windows Phone 7.5 Mango	Android 13
Firmware update	Windows Phone 7.8	Android 14
User Interface	feature not registered	feature not registered
⚙️ Processor
	HTC Titan (X310E)	HMD XR21
Chipset	32bit: Qualcomm Snapdragon S2 MSM8255T (45nm)	64bit: Qualcomm Snapdragon 695 (SM6375) (6nm)
CPU	Single-core, 1 processor: 1x 1.5GHz Scorpion (Single-core)	Octa-core, 2 processors: 2x 2.2GHz Kryo 660 Gold (Dual-core) 6x 1.7GHz Kryo 660 Silver (Hexa-core)
GPU graphical controller	Qualcomm Adreno 205	Qualcomm Adreno 619 (840MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	HTC Titan (X310E)	HMD XR21
RAM memory	512MB LPDDR2	6GB LPDDR4X
Internal storage	16GB (12GB available)	128GB (101GB available) UFS 2.2
External storage	Not supported	Not supported
📶 Mobile networks
	HTC Titan (X310E)	HMD XR21
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card
SIM card	1 slot (Single-SIM) Standard mini-SIM (2FF)	2 slots (Dual-SIM) nano-SIM (4FF) + e-SIM
Maximum Download / Upload	14.4/5.76 Mbps	2000/1024 Mbps
Network technology	2G, 3G	2G, 3G, 4G, 5G
Frequency, bands	Expand band details Collapse details
GSM MHz band	Quad-Band 850/900/1800/1900	Quad-Band 850/900/1800/1900
Primary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	Not supported	LTE Cat15 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 32, 66, 71) TD-LTE (38, 39, 40, 41, 42, 43, 48) VoLTE
Primary 5G network	Not supported	SA/NSA (1, 2, 3, 5, 7, 8, 20, 25, 28, 38, 40, 41, 48, 66, 71, 77, 78, 79)
Primary data network	CSD, GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA
Secondary 2G network	Not supported	GSM 850/900/1800/1900
Secondary 3G network	Not supported	UMTS 850/900/1700/1900/2100
Secondary 4G network	Not supported	LTE Cat15 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 32, 66, 71) TD-LTE (38, 39, 40, 41, 42, 43, 48) VoLTE
Secondary data network	Not supported	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA
📷 Camera
	HTC Titan (X310E)	HMD XR21
Back camera (main camera)	8 megapixels	(dual camera) 64 megapixels 8MP ultrawide f/2.21/4"1.12µm
Main camera resolution	3264x2448 pixels	10120x6328 pixels
Video recording (primary)	HD (1280x720) 30 fps	Full HD (1920x1080) 30 fps
Flash	Dual-LED flash	Dual-LED flash
Focal aperture	f/2.2 (aperture)	f/1.8 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	1/2" inches
Pixel size	feature not registered	feature not registered
Autofocus	Autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	OIS: Optical stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection	Face detection, Smile detection
BSI sensor	Supported	Supported
HDR	Not supported	HDR photo on both cameras
Camera extras	feature not registered	1080p@30fps
📸 Front camera
	HTC Titan (X310E)	HMD XR21
Front camera (secondary)	1.3 megapixels	16 megapixels
Front camera resolution	1280x1024 pixels	4608x3456 pixels
Video recording (secondary)	VGA (640x480)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	feature not registered	feature not registered
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
🔉 Sound and multimedia
	HTC Titan (X310E)	HMD XR21
Loudspeaker	Supported	Stereo sound with dual speakers
Active noise cancellation	2 microphones or more	2 microphones
Radio	FM (RDS)	FM
TV	Not supported	Not supported
Video formats	MP4, WMV, H.264, H.263	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	HTC Titan (X310E)	HMD XR21
USB	MicroUSB 2.0	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	USB Type-C (reversible)
Bluetooth	2.1 + A2DP	5.1 + A2DP/LE
WiFi	802.11 b/g/n [wifi4] (2.4GHz)	802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Supported	Not supported
GPS	A-GPS, GeoTagging	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, NavIC
NFC	Not supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	HTC Titan (X310E)	HMD XR21
Sensors	Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor	Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	HTC Titan (X310E)	HMD XR21
Battery type	Li-Ion: lithium-ion (Removable) BTY058	LiPo: li-ion polymer (Non removable)
Battery capacity	1600 mAh	4800 mAh
Charger, watts	Wired charging	33W Wired fast charging Reverse charging by cable Quick Charge 3 USB Power Delivery 2.0
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	6.8 hours	48 hours (2 days)
Standby	460 hours (19.2 days)	feature not registered
➕ Other features
	HTC Titan (X310E)	HMD XR21
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder, Voice commands
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS (T9), MMS, E-mail, Push mail
Hands-free calling	Supported	Supported
Video calling	Supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	HTML, XHTML	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Carbon Gray • Dolby Mobile Sound • Facebook, Twitter, YouTube	• Colors: Midnight Black
☢️ Radiation rate
	HTC Titan (X310E)	HMD XR21
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered