Lenovo A1000 vs Samsung Galaxy J1 Duos
| Type | Touch | Touch |
| Dimensions | 124.50 x 64.00 x 10.60 mm | 129.00 x 68.20 x 8.90 mm |
| Weight | 132.00 g | 122.00 g |
| Display size | 4.00" | 4.30" |
| Display | Color / TFT 256k colors 480 x 800 px (4.00") 233 ppi | Color / TFT 16M colors 480 x 800 px (4.30") 217 ppi |
| Display protection |   | |
| Additional display | | |
| Protection of the secondary display | | |
| Talk time (max.) | 2G: 540 min. (9.0 h) 3G: 540 min. (9.0 h) | 3G: 600 min. (10.0 h) |
| Stand-by (max.) | 2G: 720 h. (30.0 days) 3G: 720 h. (30.0 days) |  |
| Playback time (max.) | nd | Audio: 40 h (1.7 days) Video: 9 h (0.4 days) |
| Internet browsing time (max.) | nd | WiFi: 12 h (0.5 days) 3G: 9 h (0.4 days) |
| Standard battery | Li-Ion 2000 mAhBuy powerbank
| Li-Ion 1850 mAhBuy powerbank
|
| Quick battery charging | | |
| Wireless battery charging | | |
| Internal memory | 8 GB | 4 GB |
| RAM memory | 1 GB | 512 MB |
| Memory cards |  microSD, microSDHC up to 32 GBBuy memory card | microSD, microSDHC, microSDXC up to 128 GBBuy memory card |
| Operating system | Android 5.0 Lollipop | Android 4.4.4 KitKat |
| Processor | Spreadtrum SC7731 | Spreadtrum SC7727S |
| Processor clock | 1300 MHz | 1200 MHz |
| GPU | ARM Mali-400 MP2 @400 MHz | ARM Mali-400 @460 MHz |
| Touchscreen | | |
| SAR (10g) | | 0,582 W/kg |
| DualSIM | | |
| SIM cards standard | DualSIM(miniSIM, miniSIM) | DualSIM(microSIM, microSIM) |
| Hybrid DualSIM | | |
| Announced | 3Q 2015 | 1Q 2015 |
| Other names | - | SM-J100H; SM-J100H/DS |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 850 900 1900 2100 | 900 2100 |
| LTE standard | | |
| CDMA | | |
| Standard TD-SCDMA | | |
| UMA | | |
CAMERAS - BACK
| First camera | | |
| Photo matrix | 5 Mpx | 5 Mpx |
| Resolution | 2592x1944 px | 2592x1944 px |
| Optical zoom | | |
| Flash | | LED |
| Dual-colour LED flash | | |
| Video resolution | | 1280x720 px |
| Video formats | H.263, H.264, MPEG4 | H.263, H.264, MPEG4 - 30 fps |
| Additional | FF | AF |
CAMERAS - FRONT
| First camera | | |
| Photo matrix | 0.3 Mpx | 2 Mpx |
| Resolution | 640x480 px | 1600x1200 px |
| Optical zoom | | |
| Flash | | |
| Dual-colour LED flash | | |
| Video formats | H.263, H.264, MPEG4 | H.263, H.264, MPEG4 - 30 fps |
| Additional | FF | FF |
SENSORS
| Accelerometer | | |
| Proximity | | |
| Light | | |
| Magnetometer | | |
| Gyroscope | | |
| Barometer | | |
| Altimeter | | |
| Gravity | | |
| Hall-effect | | |
| Iris scanner | | |
| Fingerprint scanner | | |
| Thermometer | | |
| Hygrometer | | |
Data transfer
| xHTML | | |
| WAP | v2.0 | v2.0 |
| HSCSD | | |
| HSDPA | 21.10 Mbit/s | 21.00 Mbit/s |
| HSUPA | 5.76 Mbit/s | 5.76 Mbit/s |
| HSPA | | |
| HSPA+ | | |
| LTE DL | | |
| LTE UP | | |
| WIMAX+ | | |
| GPRS | class 12 | class 12 |
| EDGE | class 12 | |
| Bluetooth | v2.1 | v4.0 |
| A2DP Profile | | |
| HDMI | | |
| WiFi | v802.11 b/g/n | v802.11 b/g/n |
| WiFi frequencies | 2,4 GHz | 2,4 GHz |
| WiFi Direct | | |
| WiFi Display | | |
| DLNA | | |
| Miracast | | |
| WiFi hotspot | | |
| IrDA | | |
| USB | v2.0 | v2.0 |
| GPS | | |
| A-GPS | | |
| GLONASS | | |
| Beidou | | |
| NFC | | |
COMMUNICATION AND MESSAGING
| Call waiting | | |
| Conferency | | |
| Call forwarding | | |
| Push To Talk | | |
| Instant Messenger | | |
| SMS | | |
| EMS | | |
| MMS | | v1.2 |
| Dictionary | T9 | XT9 |
| Swype | | |
| e-mail client | POP3, IMAP4, SMTP | POP3, IMAP4, SMTP |
| Hardware QWERTY keyboard | | |
| RSS Reader | | |
Multimedia
| Radio | | |
| MP3 | | |
| Stereo speakers | | |
| Audio Jack | 3.5 mm | 3.5 mm |
| HD Voice | | |
| Sound formats | AAC, AAC+, AMR, WAV, eAAC+ | 3GA, AAC, AAC+, AMR, AWB, FLAC, IMY, M4A, MID, MIDI, MXMF, OGA, OGG, OTA, RTTTL, RTX, WAV, WMA, XMF, eAAC+ |
| Polyphony | 64 voices | 64 voices |
| Video ringtone | | |
| Ring composer | | |
| Games | | |
| Java | ART | Dalvik |
| 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 | | |