LG Harmony (M257) vs Palm Treo Pro (850w)
Side by side comparison between LG Harmony vs Palm Treo Pro phones, differences, pros, cons and full specifications. What's the better?
,
5.3"
IPS
IPS
720x1280
8
MP
MP
5mp
1.5GB
RAM
RAM
Quad-core
2800
mAh
mAh
(Removable)
vs
What's the better phone? LG Harmony (M257)
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!
27 Advantages 
1 Advantage | 7 Common items in both devices |
| Only digital zoom |
| Li-Ion: lithium-ion (Removable) |
| Hands-free calling |
| Vibrating alert |
| 3.5mm jack |
| A-GPS, GeoTagging, GLONASS / A-GPS |
| MicroUSB 2.0, USB OTG On-The-Go / MicroUSB 2.0 |
| + 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 | ||
| LG Harmony (M257) | Palm Treo Pro (850w) | |
| Change model | ||
| Model | Harmony (M257) | Treo Pro (850w) |
| Other model names | Cricket LG Harmony, LG K20 Plus, LG-M257, LGM257 | Palm Treo Pro 850w, HTC Panther |
| Country or region available |  USA | feature not registered |
| Brand | LG | Palm |
| Release date | 2/1/2017 | 9/2/2008 |
| Depth | 8 millimeters (0.31 inches) | 13.5 millimeters (0.53 inches) |
| Size (width x height) | 75.29 x 148.7 millimeters (2.96 x 5.85 in) | 60 x 114 millimeters (2.36 x 4.49 in) |
| Weight | 142 grams (4.97 ounces) | 133 grams (4.66 ounces) |
| Build, materials | Plastic body, glass front | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| LG Harmony (M257) | Palm Treo Pro (850w) | |
| Display type | TFT IPS LCD | TFT LCD |
| Screen size | 5.3" inches | 2.5" inches |
| Screen-to-body ratio | ~69.2% (screen-to-body ratio) | ~29.5% (screen-to-body ratio) |
| Display resolution | 720x1280 pixels | 320x320 pixels |
| Touchscreen | Capacitive Multitouch | Resistive Single touch 1-point |
| Pixel density (dot pitch) | 277 PPI | 181 PPI |
| Colors | 16 million | 65 thousand |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| LG Harmony (M257) | Palm Treo Pro (850w) | |
| System version | Android 7.0 Nougat | Windows Mobile 6.1 Professional |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| LG Harmony (M257) | Palm Treo Pro (850w) | |
| Chipset | 64bit: Qualcomm Snapdragon 425 (MSM8917) (28nm) | 32bit: Qualcomm MSM7201 |
| CPU | Quad-core, 1 processor: 4x 1.4GHz ARM Cortex-A53 (Quad-core) | Single-core, 1 processor: 1x 400MHz ARM1136EJ-S (Single-core) |
| GPU graphical controller | Qualcomm Adreno 308 (500MHz) | Qualcomm Adreno 130 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| LG Harmony (M257) | Palm Treo Pro (850w) | |
| RAM memory | 1.5GB LPDDR3 | 128MB SDRAM |
| Internal storage | 16GB (9GB available) | 256MB (100MB available) |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Until 8GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| LG Harmony (M257) | Palm Treo Pro (850w) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 300/50 Mbps | 3.6 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G |
| 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 850/1700/1900 | UMTS 850/1900/2100 |
| Primary 4G network | LTE Cat6 700/850/1700/1900 (Bands 2,4,5,12) | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A | CSD, GPRS, EDGE, UMTS, HSDPA |
| Secondary 2G network | Not supported | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | Not supported |
📷 Camera | ||
| LG Harmony (M257) | Palm Treo Pro (850w) | |
| Back camera (main camera) | 8 megapixels | 2 megapixels |
| Main camera resolution | 3264x2448 pixels | 1600x1200 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | QVGA (320x240) 15 fps |
| Flash | LED flash | Not supported |
| Focal aperture | f/2.2 (aperture) | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | 1.12µm pixel | feature not registered |
| Autofocus | Autofocus | Not supported |
| Touch focus | Supported | feature not registered |
| Image stabilization | EIS: Digital stabilization | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | feature not registered |
| BSI sensor | Not supported | feature not registered |
| HDR | HDR photo only main camera | feature not registered |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| LG Harmony (M257) | Palm Treo Pro (850w) | |
| Front camera (secondary) | 5 megapixels | Not supported |
| Front camera resolution | 2560x1920 pixels | Not supported |
| Video recording (secondary) | Full HD (1920x1080) | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.4 (aperture) | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | 1.12µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| LG Harmony (M257) | Palm Treo Pro (850w) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | feature not registered |
| Radio | FM (RDS) | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, XviD, MKV | 3GP, MPEG4 |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, AAC, WMA |
🔌 Connectivity | ||
| LG Harmony (M257) | Palm Treo Pro (850w) | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.2 + A2DP | 2.0 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 802.11 b/g [wifi3] (2.4GHz) |
| DLNA | Not supported | feature not registered |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS |
| NFC | Supported | Not supported |
| Infrared port | Not supported | feature not registered |
🧭 Sensors | ||
| LG Harmony (M257) | Palm Treo Pro (850w) | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Not supported |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG Harmony (M257) | Palm Treo Pro (850w) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 2800 mAh | 1500 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 14 hours | 5 hours |
| Standby | 350 hours (14.6 days) | 250 hours (10.4 days) |
➕ Other features | ||
| LG Harmony (M257) | Palm Treo Pro (850w) | |
| Call control | Voice dialing, Voice recorder | Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS, MMS, E-mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | feature not registered |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Fixed QWERTY keyboard |
| Miscellaneous | • Colors: Black • 2.5D Arc Glass screen • LG UX 5.0 • Wide-angle 120° front camera • KnockOn, Knock Code • VoLTE | • Colors: Obsidian • Java framework |
☢️ Radiation rate | ||
| LG Harmony (M257) | Palm Treo Pro (850w) | |
| 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 |