Apple
Side-by-side technical data
Apple iPhone 3GS vs Apple iPhone Duo
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?
Apple iPhone 3GS, if you care about…
- Weight
- 135 g
- against 254 g
Apple iPhone Duo, if you care about…
- Battery Capacity
- 5,400 mAh
- against 1,400 mAh
- RAM Capacity
- 12 GB
- against 256 MB
- Wi-Fi Standards
- Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax), Wi-Fi 6E, Wi-Fi 7 (802.11be)
- against Wi-Fi 802.11b/g
- Display Technology
- OLED
- against TFT LCD
Specification comparison
Battery
| Specification | iPhone 3GS | iPhone Duo |
|---|---|---|
| Battery Efficiency Rating | — | — |
| Battery Capacity | 1,400 mAh | 5,400 mAh Best value |
| Battery Type | Li-Ion | Li-Ion |
| Fast Charge Power | 5 W | 40 W Best value |
| Battery Features | Battery Level Indicator, Rechargeable | Non-Removable, Rechargeable, Fast Charging, Wireless Charging, Battery Level Indicator |
| Battery Endurance | — | — |
| Wireless charging power | — | 25 W |
| Charge cycles | — | — |
| Talk time | 5 h | — |
| Standby time | — | — |
| Music playback time | — | — |
Design
| Specification | iPhone 3GS | iPhone Duo |
|---|---|---|
| Body Colors | Black, White | Black, White |
| Body Thickness | 12.3 mm | 11.3 mm Best value |
| Body Width | 62.1 mm | 117.8 mm |
| Body Height | 115.5 mm | 164.6 mm |
| Weight | 135 g Best value | 254 g |
| Usable Surface | 50.9 % | 90.4 % Best value |
| Body Materials | — | Glass, Titanium, Aluminium Alloy |
| Resistance Features | — | IP68, Stylus Support |
| Waterproof Depth | — | 6 m |
| Drop Resistance Class | — | — |
| Repairability Class | — | — |
| Foldable | No | Yes |
| Rugged Build | No | No |
| Drop Test Count | — | — |
| Unfolded thickness | 12.3 mm | 5.2 mm Best value |
| QWERTY keyboard | — | — |
Performance
| Specification | iPhone 3GS | iPhone Duo |
|---|---|---|
| Processor Model | — | Apple A20 Pro |
| Processor Process Size | 45 nm | 2 nm Best value |
| Graphics GPU | PowerVR SGX535 | Apple GPU (7-core graphics) |
| Storage Type | — | NVMe |
| Maximum CPU Clock | 0.6 GHz | 3.5 GHz Best value |
| Maximum Storage Capacity | 32 GB | 2 TB Best value |
| AnTuTu Score | 6,832 | 3,010,000 |
| Geekbench 6 Single-Core | — | 4,459 |
| Geekbench 6 Multi-Core | — | 13,493 |
| CPU Description | 600 MHz Cortex-A8 | Hexa-core CPU with 2 high-performance cores and 4 efficiency cores. |
| Processor Type | — | Hexa-Core |
| 64-Bit Processor | — | Yes |
| RAM Capacity | 256 MB | 12 GB Best value |
| RAM Type | — | DDR5 |
| Expandable Storage | No | No |
| AnTuTu version | — | v11 |
| 3DMark Wild Life Extreme | — | — |
| Maximum memory card | — | — |
Sensors
| Specification | iPhone 3GS | iPhone Duo |
|---|---|---|
| Fingerprint Sensor Placement | — | Side |
Display
| Specification | iPhone 3GS | iPhone Duo |
|---|---|---|
| Display Aspect Ratio | 3:2 | 3:2 |
| Peak Display Brightness | — | 3,000 nits |
| Display Technology | TFT LCD | OLED Best value |
| Display Diagonal | 3.5″ | 7.6″ Best value |
| Display Horizontal Resolution | 320 px | 1,878 px Best value |
| Display Vertical Resolution | 480 px | 2,670 px Best value |
| Display Pixel Density | 165 ppi | 430 ppi Best value |
| Display Refresh Rate | 60 Hz | 120 Hz Best value |
| Touch Sampling Rate | — | — |
| Display Contrast Ratio | 201 :1 | 2,000,000 :1 Best value |
| Display Features | Gorilla Glass, Oleophobic Coating, Touchscreen | HDR10, Dolby Vision, Always-On Display, LTPO, Variable Refresh Rate, Hole-Punch Notch, Capacitive Touch, Multi-Touch, Scratch Resistant, DCI-P3, Anti-reflective coating |
| Integrated Projector | No | No |
| Projector Brightness | — | — |
| Projector Horizontal Resolution | — | — |
| Projector Vertical Resolution | — | — |
| Cover display diagonal | — | 5.4″ |
| Cover display refresh rate | — | 120 Hz |
| Cover display peak brightness | — | 3,000 nits |
| Display colors | — | — |
Sensor
| Specification | iPhone 3GS | iPhone Duo |
|---|---|---|
| Sensor Features | Accelerometer, Proximity Sensor, Compass, Gyroscope | Accelerometer, Gyroscope, Proximity Sensor, Compass, Barometer, Light Sensor, Cooling System, 3D face recognition |
Software
| Specification | iPhone 3GS | iPhone Duo |
|---|---|---|
| Operating System | iOS 3 | iOS 27 |
| OS Family | iOS | iOS |
| OS Version | 3 | 27 Best value |
| OS Update Support | — | 7 years |
| Direct OS Updates | Yes | Yes |
| Google Services | — | — |
| Web browser | HTML | — |
| Java (J2ME) | — | — |
Connectivity
| Specification | iPhone 3GS | iPhone Duo |
|---|---|---|
| SIM Configurations | Single Mini-SIM | Dual eSIM, Dual SIM Dual Standby Best value |
| Cellular Bands | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B850, 3G UMTS 1900, 3G UMTS 2100 | — |
| Cellular Technologies | GSM, HSPA | GSM, HSPA, LTE, 5G Best value |
| Wi-Fi Standards | Wi-Fi 802.11b/g | Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax), Wi-Fi 6E, Wi-Fi 7 (802.11be) Best value |
| Wi-Fi Features | Wi-Fi 802.11b/g | Tri-Band, Wi-Fi Hotspot, Dual Band, MIMO |
| Bluetooth Version | Bluetooth 2.1 | Bluetooth 6.0 Best value |
| Bluetooth Profiles | A2DP | A2DP, LE |
| Navigation Systems | GPS, A-GPS | GPS, A-GPS, GLONASS, Galileo, BeiDou, QZSS, NavIC Best value |
| Connectivity Features | 3.5 mm Audio Jack, USB 2.0 | UWB, Satellite Connectivity, NFC, USB Type-C, DisplayPort output, USB Mass Storage, USB Host 3.2, eSIM, VoLTE, VoWiFi, Tethering, OTA Sync, Computer Sync, USB Charging |
| USB Version | USB 2.0 | USB 3.2 Gen 2 Best value |
| SAR American Head | 0.26 W/kg | — |
| SAR American Body | 0.79 W/kg | — |
| SAR (EU) head | 0.45 W/kg | — |
| SAR (EU) body | 0.4 W/kg | — |
| Messaging | — | — |
Audio
| Specification | iPhone 3GS | iPhone Duo |
|---|---|---|
| Microphone Count | 2 | — |
| Audio Features | A2DP, Loudspeaker | Stereo Speakers, Dolby Atmos, Noise-Cancellation Microphone, Three Microphones, A2DP, LE Best value |
| Alert types | — | — |
Technical
| Specification | iPhone 3GS | iPhone Duo |
|---|---|---|
| EAN / GTIN | — | — |
| UPC | — | — |
| Launch price | — | 2,399 € |
| MPN | — | — |
| Launch price (USD) | — | — |
Features
| Specification | iPhone 3GS | iPhone Duo |
|---|---|---|
| Built-in functions | Organizer, Audio/video player, Photo viewer, Photo editor, Voice command, Voice dial, Predictive text input | — |
