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Acer Allegro (M310) vs Motorola Primus (XT621)

Side by side comparison between Acer Allegro vs Motorola Primus phones, differences, pros, cons and full specifications. What's the better?

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Compare Motorola Primus X Acer Allegro (M310) 07Points
Acer Allegro (M310)
Specifications Compare Models Pictures
3.6"
TFT

480x800

5
MP
N/A
1300
mAh

(Removable)

vs
09Points Motorola Primus (XT621) Compare Acer Allegro X
Motorola Primus (XT621)
Specifications Compare Models Pictures
4"
TFT

480x800

5
MP
1GB
RAM

Single-core

1860
mAh

(Removable)

What's the better phone? Motorola Primus (XT621)

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!

Allegro (M310)} 7 Advantages Acer Allegro (M310) vs Primus (XT621)} 9 Advantages Motorola Primus (XT621)
+8GB (6GB available)5 times
More internal storage for applications and files		vs4GB (1GB available)
+126 grams (4.41 ounces)15%
Lighter		vs145 grams (5.08 ounces)
+259 PPI11%
Crisper display of text, images and videos because it has more pixels per inch (ppi)		vs233 PPI
+EIS: Digital stabilizationAdvantage
Image stabilization prevents blurry photos and helps in recording motion video		vsNot supported
+CompassAdvantage
Sensors help you use the device		vsNot supported
+Micro HDMI Type DAdvantage
The TV-output lets you use your device on TV by cable		vsNot supported
+DLNAAdvantage
With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.		vsNot supported
1GHz 32bit Single-corevs+1.2GHz 32bit Single-core20%
More powerful processor, you can open your applications faster
Not supportedvs+Until 32GB microSD, microSDHCAdvantage
More external storage for files using memory cards
13 millimeters (0.51 inches)vs+12.3 millimeters (0.48 inches)6%
Thinner
3.6"vs+4"11%
Larger screen
Not supportedvs+LED flashAdvantage
The LED flash helps in dark places or in low light
700000 apps (Marketplace)vs+3500000 apps (Google Play Store)4 times
More apps available to download and use
1300 mAhvs+1860 mAh43%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Not supportedvs+FMAdvantage
The radio lets you listen to your songs and sports in general
Not supportedvs+Gorilla GlassAdvantage
Protection against scratches on the screen lets you carry your phone with your keys
22 Common items in both devices
TFT LCD
16 million
480x800 pixels
(back) 5MP
Only digital zoom
HD (1280x720)
3G HSUPA
+15 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 Clear highlight

📱 Model features

Acer Allegro (M310)Motorola Primus (XT621)
Change model  
ModelAllegro (M310)Primus (XT621)
Other model namesAcer Allegro M310, Acer W4Nextel Motorola Primus XT621, Motorola XT621 Primus
Country or region available(Global, International)
(Global, International)		(Global, International)(Latin America)
(Global, International), (Latin America)
BrandAcerMotorola
Release date11/30/20111/1/2013
Depth13 millimeters (0.51 inches)12.3 millimeters (0.48 inches)
Size (width x height)59 x 116 millimeters (2.32 x 4.57 in)60 x 119 millimeters (2.36 x 4.69 in)
Weight126 grams (4.41 ounces)145 grams (5.08 ounces)
Build, materialsfeature not registeredfeature not registered
Protection against water and othersNot supportedNot supported

📲 Display

Acer Allegro (M310)Motorola Primus (XT621)
Display typeTFT LCDTFT LCD
Screen size3.6" inches4" inches
Screen-to-body ratio~53.9% (screen-to-body ratio)~63.8% (screen-to-body ratio)
Display resolution480x800 pixels480x800 pixels
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)259 PPI233 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedGorilla Glass
Refresh ratefeature not registeredfeature not registered
Display featuresfeature not registeredfeature not registered

🤖 Operating System

Acer Allegro (M310)Motorola Primus (XT621)
System versionWindows Phone 7.5 MangoAndroid 2.3.6 Gingerbread
Firmware updatefeature not registeredfeature not registered
User Interfacefeature not registeredfeature not registered

⚙️ Processor

Acer Allegro (M310)Motorola Primus (XT621)
Chipset32bit: Qualcomm Snapdragon S2 MSM8255 (45nm)32bit: Qualcomm Snapdragon S2 MSM8255T (45nm)
CPUSingle-core, 1 processor:
1x 1GHz Scorpion (Single-core)		Single-core, 1 processor:
1x 1.2GHz Scorpion (Single-core)
GPU graphical controllerQualcomm Adreno 205Qualcomm Adreno 205
Performance (benchmark)feature not registeredfeature not registered

💽 Memory and storage

Acer Allegro (M310)Motorola Primus (XT621)
RAM memory LPDDR21GB LPDDR2
Internal storage8GB (6GB available)4GB (1GB available)
External storageNot supportedUntil 32GB microSD, microSDHC
(dedicated slot)

📶 Mobile networks

Acer Allegro (M310)Motorola Primus (XT621)
Dual-SIMNot supportedNot supported
SIM card1 slot (Single-SIM)
Standard mini-SIM (2FF)		1 slot (Single-SIM)
Standard mini-SIM (2FF)
Maximum Download / Upload7.2 Mbps7.2 Mbps
Network technology2G, 3G2G, 3G
Frequency, bands Expand band details Collapse details
GSM MHz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkUMTS 900/2100iDEN 800
UMTS 2100/1900/1700
Primary 4G networkNot supportedNot supported
Primary 5G networkNot supportedNot supported
Primary data networkCSD, GPRS, EDGE, UMTS, HSDPA, HSUPAiDEN, GPRS, EDGE, UMTS, HSDPA, HSUPA
Secondary 2G networkNot supportedNot supported
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkNot supportedNot supported

📷 Camera

Acer Allegro (M310)Motorola Primus (XT621)
Back camera (main camera)5 megapixels5 megapixels
Main camera resolution2560x1920 pixels2592x1944 pixels
Video recording (primary)HD (1280x720)HD (1280x720) 30 fps
FlashNot supportedLED flash
Focal aperturefeature not registeredfeature not registered
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered
AutofocusNot supportedNot supported
Touch focusNot supportedSupported
Image stabilizationEIS: Digital stabilizationNot supported
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionNot supportedFace detection, Smile detection
BSI sensorNot supportedNot supported
HDRNot supportedNot supported
Camera extrasfeature not registeredfeature not registered

📸 Front camera

Acer Allegro (M310)Motorola Primus (XT621)
Front camera (secondary)Not supportedNot supported
Front camera resolutionNot supportedNot supported
Video recording (secondary)Not supportedNot supported
Front flashNot supportedNot supported
Focal aperturefeature not registeredfeature not registered
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered

🔉 Sound and multimedia

Acer Allegro (M310)Motorola Primus (XT621)
LoudspeakerSupportedSupported
Active noise cancellationNot supportedNot supported
RadioNot supportedFM
TVNot supportedNot supported
Video formatsMP4, WMV, H.264, H.263MP4, H.264, H.263
Audio formatsMP3, WAV, WMA, eAAC+MP3, WAV, AAC+

🔌 Connectivity

Acer Allegro (M310)Motorola Primus (XT621)
USBMini-USB 2.0 (Mini-B)MicroUSB 2.0
Audio output3.5mm jack3.5mm jack
TV outputMicro HDMI Type DNot supported
Bluetooth2.1 + A2DP2.1 + A2DP
WiFi802.11 b/g/n [wifi4] (2.4GHz)802.11 b/g/n [wifi4] (2.4GHz)
DLNASupportedNot supported
GPSA-GPS, GeoTaggingA-GPS, GeoTagging
NFCNot supportedNot supported
Infrared portNot supportedNot supported

🧭 Sensors

Acer Allegro (M310)Motorola Primus (XT621)
SensorsAccelerometer
Ambient light sensor
Compass
Proximity sensor		Accelerometer
Ambient light sensor
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

Acer Allegro (M310)Motorola Primus (XT621)
Battery typeLi-Ion: lithium-ion (Removable)Li-Ion: lithium-ion (Removable)
BP7X
Battery capacity1300 mAh1860 mAh
Charger, wattsWired chargingWired charging
Inductive / wireless chargingfeature not registeredfeature not registered
Talk time autonomy6 hoursfeature not registered
Standbyfeature not registeredfeature not registered

➕ Other features

Acer Allegro (M310)Motorola Primus (XT621)
Call controlVoice recorderVoice recorder
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingNot supportedNot supported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTMLHTML, XHTML, Flash player
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous• Colors: Black, White• Colors: Black
• Push-to-Talk (PTT)
• WiFi hotspot
Java framework

☢️ Radiation rate

Acer Allegro (M310)Motorola Primus (XT621)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registered1.23W/kg (head), 0.42W/kg (body)
SAR 2W/kg (Europe, UK, etc.)feature not registered0.73W/kg (head), 0.31W/kg (body)
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