Sagem
Side-by-side technical data
Sagem my521x vs Sagem my421z
Compare up to four phones using typed, normalized technical data. Measurements stay numeric, capabilities stay boolean, and options stay comparable.
The verdict
Neither runs away with it: each wins something.
Which one is for you?
Sagem my521x, if you care about…
- Weight
- 90 g
- against 95 g
- Body Thickness
- 10 mm
- against 14 mm
Sagem my421z, if you care about…
- Display Pixel Density
- 141 ppi
- against 108 ppi
- Usable Surface
- 28.2 %
- against 23.1 %
- Talk time
- 3.5 h
- against 3 h
- Standby time
- 250 h
- against 200 h
Specification comparison
Performance
| Specification | my521x | my421z |
|---|---|---|
| Processor Model | — | — |
| Processor Process Size | — | — |
| Graphics GPU | — | — |
| Storage Type | — | — |
| Maximum CPU Clock | — | — |
| Maximum Storage Capacity | 10 MB | — |
| AnTuTu Score | — | — |
| Geekbench 6 Single-Core | — | — |
| Geekbench 6 Multi-Core | — | — |
| CPU Description | — | — |
| Processor Type | — | — |
| 64-Bit Processor | — | — |
| RAM Capacity | 10 MB | — |
| RAM Type | — | — |
| Expandable Storage | Yes | Yes |
| AnTuTu version | — | — |
| 3DMark Wild Life Extreme | — | — |
| Maximum memory card | — | — |
Design
| Specification | my521x | my421z |
|---|---|---|
| Body Colors | Black, Silver | Black, Silver, Pink |
| Body Thickness | 10 mm Best value | 14 mm |
| Body Width | 46 mm | 46 mm |
| Body Height | 107 mm | 97 mm |
| Weight | 90 g Best value | 95 g |
| Usable Surface | 23.1 % | 28.2 % Best value |
| Body Materials | — | — |
| Resistance Features | — | — |
| Waterproof Depth | — | — |
| Drop Resistance Class | — | — |
| Repairability Class | — | — |
| Foldable | No | No |
| Rugged Build | No | No |
| Drop Test Count | — | — |
| Unfolded thickness | — | — |
| QWERTY keyboard | — | — |
Battery
| Specification | my521x | my421z |
|---|---|---|
| Battery Efficiency Rating | — | — |
| Battery Capacity | — | — |
| Battery Type | Li-Ion | Li-Ion |
| Fast Charge Power | — | — |
| Battery Features | — | — |
| Battery Endurance | — | — |
| Wireless charging power | — | — |
| Charge cycles | — | — |
| Talk time | 3 h | 3.5 h Best value |
| Standby time | 200 h | 250 h Best value |
| Music playback time | — | — |
| Reverse wireless charging power | — | — |
Display
| Specification | my521x | my421z |
|---|---|---|
| Display Aspect Ratio | 4:5 | 4:5 |
| Display Technology | TFT LCD | TFT LCD |
| Peak Display Brightness | — | — |
| Display Diagonal | 1.9″ | 2″ Best value |
| Display Horizontal Resolution | 128 px | 176 px Best value |
| Display Vertical Resolution | 160 px | 220 px Best value |
| Display Pixel Density | 108 ppi | 141 ppi Best value |
| Display Refresh Rate | — | — |
| Touch Sampling Rate | — | — |
| Display Contrast Ratio | — | — |
| Display Features | — | — |
| Integrated Projector | No | No |
| Projector Brightness | — | — |
| Projector Horizontal Resolution | — | — |
| Projector Vertical Resolution | — | — |
| Cover display diagonal | — | — |
| Cover display refresh rate | — | — |
| Cover display peak brightness | — | — |
| Display colors | 65K colors | 256K colors Best value |
Sensors
| Specification | my521x | my421z |
|---|---|---|
| Fingerprint Sensor Placement | — | — |
Sensor
| Specification | my521x | my421z |
|---|---|---|
| Sensor Features | — | — |
Software
| Specification | my521x | my421z |
|---|---|---|
| Operating System | — | — |
| OS Family | — | — |
| OS Version | — | — |
| OS Update Support | — | — |
| Direct OS Updates | — | — |
| Google Services | — | — |
| Web browser | WAP 2.0/xHTML | WAP 2.0/xHTML |
| Java (J2ME) | Yes | Yes |
| Widevine L1 | — | — |
Connectivity
| Specification | my521x | my421z |
|---|---|---|
| SIM Configurations | Mini-SIM | Mini-SIM |
| Cellular Bands | 2G GSM 900, 2G GSM 1800, 2G GSM 1900 | 2G GSM 900, 2G GSM 1800, 2G GSM 1900 |
| Cellular Technologies | GSM, GPRS | GPRS, GSM |
| Wi-Fi Standards | — | — |
| Wi-Fi Features | — | — |
| Bluetooth Version | — | — |
| Bluetooth Profiles | — | — |
| Navigation Systems | — | — |
| Connectivity Features | MP3 Player, AAC Player | — |
| USB Version | Proprietary | Proprietary |
| SAR American Head | — | — |
| SAR American Body | — | — |
| SAR (EU) head | — | — |
| SAR (EU) body | — | — |
| Messaging | SMS, EMS, MMS | SMS, EMS, MMS |
| Max. download speed | — | — |
| Max. upload speed | — | — |
Audio
| Specification | my521x | my421z |
|---|---|---|
| Microphone Count | — | — |
| Audio Features | — | — |
| Alert types | Vibration, Polyphonic ringtones | — |
Technical
| Specification | my521x | my421z |
|---|---|---|
| EAN / GTIN | — | — |
| UPC | — | — |
| Launch price | — | — |
| MPN | — | — |
| Launch price (USD) | — | — |
Features
| Specification | my521x | my421z |
|---|---|---|
| Built-in functions | MP3 player, AAC player, Predictive text input, Organizer | MP3 player, Predictive text input, Organizer |
