Side-by-side technical data
Asus J502 vs Asus ROG Phone 9 FE
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?
Asus J502, if you care about…
- Weight
- 120 g
- against 225 g
- Expandable Storage
- Yes
- against No
Asus ROG Phone 9 FE, if you care about…
- RAM Capacity
- 16 GB
- against 24 MB
- Display Technology
- LTPO AMOLED
- against TFT LCD
- Bluetooth Version
- Bluetooth 5.4
- against Bluetooth 2.0
- Maximum Storage Capacity
- 256 GB
- against 24 MB
Specification comparison
Battery
| Specification | J502 | ROG Phone 9 FE |
|---|---|---|
| Battery Efficiency Rating | — | — |
| Battery Capacity | — | 5,500 mAh |
| Battery Type | Li-Ion | Li-Polymer |
| Fast Charge Power | — | 65 W |
| Battery Features | — | Non-Removable, Fast Charging, Wireless Charging, Reverse Charging, Rechargeable, Battery Level Indicator, Charger Included |
| Battery Endurance | — | — |
| Wireless charging power | — | 15 W |
| Charge cycles | — | — |
| Talk time | — | — |
| Standby time | — | — |
| Music playback time | — | — |
Design
| Specification | J502 | ROG Phone 9 FE |
|---|---|---|
| Body Colors | Black, Red | Black |
| Body Thickness | 14.7 mm | 8.9 mm Best value |
| Body Width | 52.8 mm | 76.8 mm |
| Body Height | 103.5 mm | 163.8 mm |
| Weight | 120 g Best value | 225 g |
| Usable Surface | 32.6 % | 88.2 % Best value |
| Body Materials | — | Glass, Aluminium Alloy |
| Resistance Features | — | IP68 |
| Waterproof Depth | — | 1.5 m |
| Drop Resistance Class | — | — |
| Repairability Class | — | — |
| Foldable | No | No |
| Rugged Build | No | No |
| Drop Test Count | — | — |
| Unfolded thickness | 14.7 mm | — |
| QWERTY keyboard | — | — |
Performance
| Specification | J502 | ROG Phone 9 FE |
|---|---|---|
| Processor Model | — | Qualcomm Snapdragon 8 Gen 3 |
| Processor Process Size | — | 4 nm |
| Graphics GPU | — | Qualcomm Adreno 750 |
| Storage Type | — | UFS 4.0 |
| Maximum CPU Clock | — | 3.3 GHz |
| Maximum Storage Capacity | 24 MB | 256 GB Best value |
| AnTuTu Score | — | 2,342,007 |
| Geekbench 6 Single-Core | — | 2,213 |
| Geekbench 6 Multi-Core | — | 7,325 |
| CPU Description | — | Octa-core CPU with 1x3.3 GHz Cortex-X4, 3x3.2 GHz Cortex-A720, 2x3.0 GHz Cortex-A720, and 2x2.3 GHz Cortex-A520. |
| Processor Type | — | Octa-Core |
| 64-Bit Processor | — | Yes |
| RAM Capacity | 24 MB | 16 GB Best value |
| RAM Type | — | LPDDR5X |
| Expandable Storage | Yes Best value | No |
| AnTuTu version | — | v11 |
| 3DMark Wild Life Extreme | — | — |
| Maximum memory card | — | — |
Sensors
| Specification | J502 | ROG Phone 9 FE |
|---|---|---|
| Fingerprint Sensor Placement | — | Under Display |
Display
| Specification | J502 | ROG Phone 9 FE |
|---|---|---|
| Display Aspect Ratio | 4:3 | 20:9 |
| Peak Display Brightness | — | 2,500 nits |
| Display Technology | TFT LCD | LTPO AMOLED Best value |
| Display Diagonal | 2.4″ | 6.78″ Best value |
| Display Horizontal Resolution | 240 px | 1,080 px Best value |
| Display Vertical Resolution | 320 px | 2,400 px Best value |
| Display Pixel Density | 167 ppi | 388 ppi Best value |
| Display Refresh Rate | — | 185 Hz |
| Touch Sampling Rate | — | 720 Hz |
| Display Contrast Ratio | — | — |
| Display Features | Resistive Touchscreen, Touchscreen | Gorilla Glass Victus 2, HDR10, Hole-Punch Notch, Variable Refresh Rate, DC Dimming, One Billion Colors, Color LED Notifications, Scratch Resistant, Capacitive Touch, Multi-Touch, Frameless, LTPO |
| 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 | 256K colors | — |
Sensor
| Specification | J502 | ROG Phone 9 FE |
|---|---|---|
| Sensor Features | — | Fingerprint Sensor, Accelerometer, Gyroscope, Proximity Sensor, Compass, Gravity Sensor, Light Sensor, Cooling System, Gaming Buttons |
Software
| Specification | J502 | ROG Phone 9 FE |
|---|---|---|
| Operating System | — | Android 15 |
| OS Family | — | Android |
| OS Version | — | 15 |
| OS Update Support | — | 2 years |
| Direct OS Updates | — | No |
| Google Services | — | Yes |
| Web browser | WAP 1.x, WAP 2.0/xHTML | — |
| Java (J2ME) | Yes | — |
Connectivity
| Specification | J502 | ROG Phone 9 FE |
|---|---|---|
| SIM Configurations | Mini-SIM | Dual Nano-SIM, Dual SIM Dual Standby Best value |
| Cellular Bands | 2G GSM 900, 2G GSM 1800, 2G GSM 1900 | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS 800, 3G UMTS B850, 3G UMTS B900, 3G UMTS 1700 AWS, 3G UMTS 1900, 3G UMTS 2100, 4G LTE B1, 4G LTE B2, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B12, 4G LTE B17, 4G LTE B18, 4G LTE B19, 4G LTE B20, 4G LTE B25, 4G LTE B26, 4G LTE B28A, 4G LTE B28B, 4G LTE B32, 4G LTE B34, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41, 4G LTE B42, 4G LTE B43, 4G LTE B48, 4G LTE B66, 5G NR n1, 5G NR n2, 5G NR n3, 5G NR n5, 5G NR n7, 5G NR n8, 5G NR n12, 5G NR n18, 5G NR n20, 5G NR n25, 5G NR n26, 5G NR n28a, 5G NR n28b, 5G NR n38, 5G NR n40, 5G NR n41, 5G NR n48, 5G NR n66, 5G NR n77, 5G NR n78, 5G NR n79 |
| Cellular Technologies | GSM, GPRS, EDGE | GSM, HSPA, LTE, 5G Best value |
| Wi-Fi Standards | — | Wi-Fi 802.11a/b/g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax), Wi-Fi 6E, Wi-Fi 7 (802.11be) |
| Wi-Fi Features | — | Dual Band, Tri-Band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, MIMO |
| Bluetooth Version | Bluetooth 2.0 | Bluetooth 5.4 Best value |
| Bluetooth Profiles | A2DP | A2DP, LE, aptX HD, aptX Adaptive, aptX Lossless |
| Navigation Systems | — | GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS, NavIC |
| Connectivity Features | TV-out, MP3 Player, USB 1.1 | 3.5 mm Audio Jack, NFC, USB Type-C, DisplayPort output, USB OTG, USB Mass Storage, Computer Sync, DLNA, OTA Sync, Tethering, VoLTE, VoNR, USB Charging, USB Host 3.2 |
| USB Version | USB 1.1 | USB Type-C |
| SAR American Head | — | — |
| SAR American Body | — | — |
| SAR (EU) head | — | — |
| SAR (EU) body | — | — |
| Messaging | SMS, EMS, MMS, Email | — |
Audio
| Specification | J502 | ROG Phone 9 FE |
|---|---|---|
| Microphone Count | — | 3 |
| Audio Features | A2DP | Stereo Speakers, DTS, DTS:X, Noise-Cancellation Microphone, Hi-Res Audio, Hi-Res Wireless Audio, A2DP, LE, aptX HD, aptX Adaptive, aptX Lossless |
| Alert types | Vibration, Polyphonic ringtones, MIDI ringtones, MP3 ringtones, AAC ringtones, AMR ringtones, Downloadable ringtones | — |
Technical
| Specification | J502 | ROG Phone 9 FE |
|---|---|---|
| EAN / GTIN | — | — |
| UPC | — | — |
| Launch price | — | — |
| MPN | — | — |
| Launch price (USD) | — | — |
Features
| Specification | J502 | ROG Phone 9 FE |
|---|---|---|
| Built-in functions | eBook reader, MP3 player, Organizer, World clock | — |
