Nokia E61 vs Nokia 2720 fold
| Type | Bar (classic) | Clamshell |
| Dimensions | 117.00 x 69.70 x 14.00 mm | 93.00 x 46.00 x 17.85 mm |
| Weight | 144.00 g | 90.30 g |
| Display size | 2.75" | 1.80" |
| Display | Color / TFT 16M colors 320 x 240 px (2.75") 145 ppi | Color / TFT 64k colors 128 x 160 px (1.80") |
| Display protection |   | |
| Additional display | | Mono / TFT 128 x 160 px (1.36") |
| Protection of the secondary display | | |
| Talk time (max.) | 2G: 420 min. (7.0 h) | 2G: 300 min. (5.0 h) |
| Stand-by (max.) | 2G: 264 h. (11.0 days) | 2G: 390 h. (16.3 days) |
| Standard battery | Li-Po 1500 mAhBuy powerbank
| Li-Ion 860 mAhBuy powerbank
|
| Quick battery charging | | |
| Wireless battery charging | | |
| Phonebook memory |  | 500 places |
| Internal memory | 64 MB | 32 MB |
| Memory cards |  miniSD up to 2 GBBuy memory card | |
| Operating system | Symbian 9.1 | - |
| Interface | Series 60 3rd Edition | Series 40 5th Edition |
| Processor | TI OMAP1710 | - |
| Processor clock | 220 MHz | - |
| GPU | - | - |
| Touchscreen | | |
| SAR (10g) | 0,79 W/kg | |
| DualSIM | | |
| Announced | | 3Q 2009 |
| Other names | - | - |
| GSM frequencies | 850 900 1800 1900 | 900 1800 |
| UMTS | 2100 | |
| LTE standard | | |
| CDMA | | |
| Standard TD-SCDMA | | |
| UMA | | |
CAMERAS - BACK
| First camera | | |
| Photo matrix | nd | 1.3 Mpx |
| Resolution | nd | 1280x1024 px |
| Optical zoom | nd | |
| Digital zoom | nd | 4x |
| Flash | nd | |
| Dual-colour LED flash | nd | |
| Video resolution | nd | 128x96 px |
| Video formats | nd | 3GP - 15 fps |
| Additional | nd | - |
CAMERAS - FRONT
SENSORS
| Accelerometer | | |
| Proximity | | |
| Light | | |
| Magnetometer | | |
| Gyroscope | | |
| Barometer | | |
| Altimeter | | |
| Gravity | | |
| Hall-effect | | |
| Iris scanner | | |
| Fingerprint scanner | | |
| Thermometer | | |
| Hygrometer | | |
Data transfer
| xHTML | | |
| WAP | | v2.0 |
| HSCSD | | |
| HSDPA | | |
| HSUPA | | |
| HSPA | | |
| HSPA+ | | |
| LTE DL | | |
| LTE UP | | |
| WIMAX+ | | |
| GPRS | class 11 | class 10 |
| EDGE | class 11 | class 6 |
| Bluetooth | v1.2 | v2.0 |
| HDMI | | |
| WiFi | v802.11 b/g | |
| WiFi frequencies | 2,4 GHz | |
| WiFi Direct | | |
| WiFi Display | | |
| DLNA | | |
| Miracast | | |
| WiFi hotspot | | |
| IrDA | | |
| USB | v2.0 | |
| GPS | | |
| Beidou | | |
| NFC | | |
COMMUNICATION AND MESSAGING
| Call waiting | | |
| Conferency | | |
| Call forwarding | | |
| Push To Talk | | |
| Instant Messenger | | |
| SMS | | 250 places |
| EMS | | |
| MMS | v1.2 | v1.3 |
| Dictionary | | T9 |
| Swype | | |
| e-mail client | POP3, IMAP4, SMTP | POP3, IMAP4, SMTP |
| Hardware QWERTY keyboard | | |
| RSS Reader | | |
Multimedia
| Radio | | z RDS |
| MP3 | | |
| Stereo speakers | | |
| Audio Jack | 3.5 mm | |
| HD Voice | | |
| Sound formats | AAC, AAC+, AMR, RA, eAAC+ | AAC |
| Polyphony | 64 voices | 32 voices |
| Video ringtone | | |
| Ring composer | | |
| Games | | |
| Java | MIDP 2.0 | MIDP 2.0 |
| Videophone | | |
| DVB-H television | | |
| TV-Out | | |
PIM AND ADDITIONAL FUNCTIONS
| Watch | | |
| Stopwatch | | |
| Alarm | | |
| Calculator | | |
| Currency converter | | |
| Organizer | | |
| Calendar | | |
| Flight mode | | |
| SyncML | | |
| Data and fax | | |
| Screensaver | | |
| Themes | | |
| Interchangeable covers | | |
| Voice dial | | |
| Speakerphone | | |
| Recorder | | |
| Vibrations | | |