Nokia E61i vs Nokia E72

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E61i compared with E72

	NokiaE61i	NokiaE72
Overview
Released
Released	2007	November 2009
Display
Screen size
Screen size	2.8″	2.4″
Resolution
Resolution	320 × 240	320 × 240
Sharpness
Sharpness	143 pixels per inch	167 pixels per inch (better)
Panel
Panel	LCD	LCD
Display type
Display type	2.8-inch non-touchscreen TFT LCD, 320 × 240 pixels and 16 million colours in GSMArena production test and IT Pro specifications.	Maker specifies a 2.4-inch QVGA screen, 320 × 240 pixels and up to 16 million colours; non-touchscreen LCD confirmed by production reviews. GSMArena gives 2.36 inches, differing from the maker headline.
Performance
Chip
Chip	–	ARM11 600 MHz (GSMArena)
Memory
Memory	–	128 MB
Storage
Storage	50 MB	250 MB (better)
CPU
CPU	–	600 MHz ARM11 processor identified by GSMArena in its full production review.
Memory
Memory	Nokia guide 9255175 lists up to 50 MB user memory and a 32-bit RISC ARM9 without clock or installed RAM. GSMArena and IT Pro list 60 MB user memory. Configuration uses the maker guide figure; storage is not physical RAM, which is omitted.	128 MB installed SDRAM from GSMArena. Maker specifies up to 250 MB internal user storage; physical RAM and ROM are different quantities.
Storage type
Storage type	Hot-swappable microSD under removable rear cover in owner guide; IT Pro lists support up to 2 GB. GSMArena received no memory card in its test package.	microSD expansion up to 16 GB in maker sheet; included 4 GB card varies by market and is not internal storage.
Cameras
Main camera
Main camera	2 MP	5 MP (better)
Ultra wide camera
Ultra wide camera	None	None
Telephoto camera
Telephoto camera	None	None
Optical zoom
Optical zoom	None	None
Main camera
Main camera	2 MP rear camera. Maker guide confirms up to 1600 × 1200 JPEG pictures, night mode, white balance, colour effects, six-picture sequence and self-timer.	5 MP autofocus camera with LED flash; up to 2592 × 1944 still pixels in maker sheet.
Front camera
Front camera	No secondary video-call camera in GSMArena test. No front-camera resolution inferred.	Front VGA video-call camera in maker sheet; sensor megapixels are not inferred from video resolution.
Video recording
Video recording	GSMArena reports up to 352 × 288 at 15 fps in MPEG-4 format; maker guide describes .3gpp clips without numerical frame rate.	Maker specifies VGA video. Both production reviews tested 640 × 480 at 15 fps; frame rate is review evidence.
Camera features
Camera features	–	Touch the optical navigation key to focus, then press it to capture. Exact owner guide describes flash, scenes, sequence, self-timer, colour tone and white-balance controls. No dedicated camera key.
Battery and charging
Battery
Battery	–	1,500 mAh
Wireless charging
Wireless charging	None	None
Battery life detail
Battery life detail	Removable BP-4L. Maker guide 9255175 accessory chapter lists 970 mAh, conflicting with the 1500 mAh battery photographed and described in GSMArena production test. Headline capacity omitted pending resolution. GSMArena obtained six days of moderate mixed UMTS use, an attributed test rather than a standardised maker claim.	User-replaceable BP-4L 1500 mAh Li-Po. Maker maxima: 12.5 hours GSM or 6 hours WCDMA talk, and 20 days GSM or 24 days WCDMA standby; conditions differ from video playback.
Wired charging
Wired charging	Dedicated bottom charger socket; maker guide lists AC-3/AC-4/AC-5 and CA-44 compatibility, plus CA-70 charging connectivity cable. No charging wattage or generic data-port charging claim inferred.	Separate charger connector and USB charging. Owner guide warns USB charging can be slower and some hubs incompatible; simultaneous data transfer is supported. No charging wattage published in these maker sources.
Design
Type
Type	Standard	Standard
Weight
Weight	153 g	128 g (better)
Thickness
Thickness	13.9 mm	10 mm (better)
Height × width
Height × width	117 × 70 mm	114 × 58 mm
Weight detail
Weight detail	153 g and 117 × 70 × 11.5–13.9 mm in maker guide 9255175; headline uses maximum thickness. GSMArena and IT Pro list 150 g, retained as a source conflict.	Maker specifies 128 g and 114 × 58 × 10 mm.
Materials
Materials	–	Stainless steel and aluminium in maker sheet; patterned metal rear cover.
Colours
Colours	–	Zodium Black, Metal Grey and Topaz Brown in original maker sheet. White edition confirmed by maker in April 2010. Regional purple photographs are credited separately; no worldwide finish availability inferred.
Buttons
Buttons	QWERTY keyboard, Navi directional pad, email/phonebook/My Own shortcut keys and side volume/voice controls; GSMArena distinguishes these from the E61 joystick.	QWERTY keyboard, optical Navi key and one-touch Home, Calendar, Contacts and Email keys; side volume controls and torch function.
Speakers
Speakers	Built-in loudspeaker; Pop-Port wired audio. Original Bluetooth lacks stereo A2DP in production test.	Built-in loudspeaker and FM radio; RDS confirmed in GSMArena production review. Compatible wired headset serves as radio antenna.
Software
Operating system
Operating system	Symbian	Symbian
Software at launch
Software at launch	Symbian 9.1a, S60 Third Edition in maker technical table. No Feature Pack 1 in GSMArena test.	Symbian OS 9.3, S60 Third Edition Feature Pack 2, identified by full production reviews.
Software features
Software features	–	Maker specifies Quickoffice 5.3 with Office 2007 support, Mail for Exchange, IBM Lotus Notes support, Nokia Messaging, mobile VPN and remote lock/wipe. GSMArena tested included office-document editing. Later firmware added internet radio. Historical apps and online services may no longer be available.
Release detail
Release detail	Announced 12 February 2007 with Q2 availability planned. Nokia annual report confirms shipments during 2007; GSMArena production test was published 4 May. Earliest worldwide on-sale month remains unresolved, so year precision retained. No predecessor relation inferred without explicit maker wording.	Announced 15 June 2009 with late-Q3 availability planned; later maker sheet instead states Q4. Maker article of 16 November 2009 says the E72 is now in stores globally; retain November precision rather than infer the earliest worldwide day. Maker retrospective explicitly identifies E72 as the successor to E71.
Connectivity
Mobile network
Mobile network	GSM 850/900/1800/1900 and UMTS 2100 in exact RM-227 maker guide. No HSDPA in GSMArena test.	Quad-band GSM/EGSM 850/900/1800/1900. Separate WCDMA 850/1900/2100 and 900/1900/2100 variants in maker sheet, not one four-band model. HSDPA up to 10.2 Mbps and HSUPA up to 2 Mbps; no LTE.
Wi-Fi
Wi-Fi	Integrated WLAN; maker table lists 802.11g/e/i. IT Pro lists 802.11b/g, WPA/WPA2 personal/enterprise.	IEEE 802.11b/g in maker sheet.
Bluetooth
Bluetooth	Bluetooth 1.2 in maker technical table. GSMArena confirms no A2DP stereo-headset support in original firmware.	Bluetooth 2.0 with EDR and A2DP stereo audio.
USB
USB	USB 2.0 via Pop-Port in maker guide; IT Pro specifies Full-Speed, not Hi-Speed. GSMArena tested PC Suite, mass-storage and direct-print connection modes.	Hi-Speed USB in maker sheet; micro-USB connector and 3.5 mm headset socket confirmed by exact guide.
Positioning
Positioning	–	GPS, assisted GPS and digital compass. Original launch included lifetime walking navigation and ten one-day driving trials; April 2010 maker firmware announcement added free walking and driving navigation. Historical network services are not promised available today.