Sony Ericsson J105 Naite vs. K770: A Retro Phone Face-Off

The early 2000s were a golden age for feature phones, and Sony Ericsson was a dominant force. Today, we're revisiting two of their offerings: the J105 Naite and the K770. Both represent different approaches to the era's mobile technology, but which one holds up best?
Phones Images

🏆 Quick Verdict

The K770 generally wins due to its more advanced features like a better camera, music player, and slightly more powerful processor. The J105 Naite is a simpler, more durable option, ideal for basic communication and those prioritizing longevity over features. It's a close call, but the K770 offers more value.

PHONES
Phone Names Sony Ericsson J105 Naite Sony Ericsson K770
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 900 / 1800 / 1900
3G bandsHSDPA 2100UMTS 2100
SpeedHSPA 3.6/0.384 MbpsYes, 384 kbps
TechnologyGSM / HSPAGSM / UMTS
 HSDPA 850 / 1900 / 2100 - Naite (a) for Americas-
Launch
Announced2009, May. Released 2009, October2007, August
StatusDiscontinuedDiscontinued
Body
Dimensions108 x 47 x 12.6 mm (4.25 x 1.85 x 0.50 in)105 x 47 x 14.5 mm (4.13 x 1.85 x 0.57 in)
SIMMini-SIMMini-SIM
Weight84 g (2.96 oz)95 g (3.35 oz)
Display
Resolution240 x 320 pixels, 4:3 ratio (~182 ppi density)240 x 320 pixels, 4:3 ratio (~211 ppi density)
Size2.2 inches, 15.0 cm2 (~29.5% screen-to-body ratio)1.9 inches, 11.2 cm2 (~22.7% screen-to-body ratio)
TypeTFT, 256K colorsTFT, 256K colors
 Wallpapers, screensaversWallpapers, screensavers
Memory
Call records30 received, dialed and missed calls30 received, dialed and missed calls
Card slotmicroSDHC (dedicated slot), 2 GB includedMemory Stick Micro (M2), 256 MB included
Internal100MB16MB
Phonebook1000 contacts, Photo call1000 entries, up to 2500 numbers, Photo call
Main Camera
Features-LED flash
Single2 MP3.15 MP, AF
Video320p@15fpsYes
Selfie camera
SingleYesVGA videocall camera
Sound
3.5mm jack NoNo
35mm jackNoNo
Alert types-Vibration; Downloadable polyphonic, MP3 ringtones, composer
Loudspeaker YesYes
Comms
Bluetooth2.0, A2DP2.0, A2DP
PositioningNoNo
RadioStereo FM radio, RDSStereo FM radio, RDS
USB2.02.0
WLANNoNo
Features
BrowserWAP 2.0/ HTML (NetFront)WAP 2.0/xHTML, HTML(NetFront), RSS feeds
GamesYes + downloadableYes + downloadable
JavaYes, MIDP 2.0Yes, MIDP 2.0
MessagingSMS(threaded view), MMS, Email, Push Email, RSSSMS, MMS, Email, Instant Messaging
 MP3/eAAC+/WMA player MP4/WMV/H.263 player TrackID Organizer Voice memo Predictive text input E-manual Eco friendly materials Ecomate, CO2 CalculatorMP3/AAC/MP4 player TrackID music recognition Predictive text input Photo editor Organizer Voice memo/dial Stopwatch
Battery
Music playUp to 33 h 45 min-
Stand-byUp to 600 h (2G) / Up to 583 h (3G)Up to 400 h (2G) / Up to 400 h (3G)
Talk timeUp to 13 h 45 min (2G) / Up to 4 h 30 min (3G)Up to 10 h (2G) / Up to 2 h 35 min (3G)
TypeRemovable Li-Po 950 mAh battery (BST-33)Removable Li-Po 930 mAh battery (BST-38)
Misc
ColorsVapour Silver, Ginger RedTruffle Brown, Ultra Violet, Sandy Beige, Henna Bronze, Soft Black, Natural Brown, Serene Black
PriceAbout 80 EURAbout 100 EUR
SAR EU1.22 W/kg (head)1.69 W/kg (head)
Tests
Audio quality- Noise -85.7dB / Crosstalk -84.8dB
Loudspeaker- Voice 76dB / Noise 68dB / Ring 68dB

Sony Ericsson J105 Naite

  • Simple and easy to use
  • Likely more durable build
  • Good battery life (potentially)
  • Affordable (if found)

  • Limited features
  • Lower quality camera
  • Smaller screen
  • Slower performance

Sony Ericsson K770

  • Better camera
  • Music player capabilities
  • Slightly faster performance
  • More modern interface (for its time)

  • Potentially less durable than J105
  • Battery life may be shorter
  • Finding replacement parts can be difficult

Display Comparison

The K770 likely had a slightly larger and higher-resolution screen than the J105, offering a better viewing experience for menus and basic web browsing (though limited by the era's technology). The J105 probably prioritized screen durability over resolution.

Camera Comparison

The K770 featured a 2-megapixel camera, a significant upgrade over the J105's likely lower-resolution camera. Image quality on the K770 would have been noticeably better, though still rudimentary by modern standards.

Performance

The K770 generally boasted a faster processor and more RAM, resulting in smoother navigation and quicker app loading compared to the J105. However, both phones were limited by the processing power of the time.

Battery Life

Both phones likely offered decent battery life for their time, but the J105, with its simpler feature set, might have had a slight edge in longevity due to reduced power consumption.

Buying Guide

The Sony Ericsson J105 Naite is perfect for users seeking a reliable, basic phone for calls and texts, prioritizing durability and simplicity. The Sony Ericsson K770 is a better choice for those wanting a more feature-rich experience, including a decent camera, music playback, and a slightly more modern interface, even by today's standards.

Frequently Asked Questions

❓ Are replacement parts readily available for these phones?
Finding replacement parts for these older Sony Ericsson phones can be challenging. Online marketplaces like eBay are your best bet, but availability is limited and prices can be high.
❓ Which phone is better for listening to music?
The Sony Ericsson K770 is the clear winner for music playback, thanks to its dedicated music player software and potentially better audio quality.