Apple MacBook Air 13″ (M5) vs Apple PowerBook G4 (15-inch FW800)

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

MacBook Air 13″ (M5) compared with PowerBook G4 (15-inch FW800)
AppleMacBook Air 13″ (M5)ApplePowerBook G4 (15-inch FW800)
Overview
ReleasedMarch 2026September 2003
Display
Screen size13.6″15.2″
Resolution2560 × 1664 (better)1280 × 854
PanelIPS LCD–
Refresh rate60 Hz–
Brightness500 nits–
TouchscreenNoNo
Display typeLiquid Retina display; LED-backlit with IPS technology15.2-inch TFT widescreen; panel technology and refresh unpublished.
Pixel density224 ppi–
Colour rangeWide colour (P3); 1 billion colours–
Display featuresTrue Tone–
Performance
ProcessorApple M5PowerPC G4 1 GHz (PowerBook 15-inch FW800) or PowerPC G4 1.25 GHz (PowerBook 15-inch FW800)
CPU cores101
Graphics8-core GPU or 10-core GPUATI Mobility Radeon 9600 (64 MB DDR)
Memory16 GB, 24 GB or 32 GB (better)256 MB, 512 MB or 2 GB
Storage512 GB to 4 TB (better)60 GB to 80 GB
CPU10-core CPU with 4 super cores and 6 efficiency cores1 or 1.25 GHz PowerPC G4 with 512 KB on-chip L2 cache and 167 MHz system bus. Exact silicon supplier omitted.
GPUNeural Accelerators; hardware-accelerated ray tracing; Media Engine with H.264, HEVC, ProRes and ProRes RAW acceleration and AV1 decodeATI Mobility Radeon 9600, 64 MB DDR video memory, AGP 4×.
AI engine16-core Neural Engine–
Memory typeUnified memoryTwo PC2700 DDR333 SO-DIMM slots; base 256 MB at 1 GHz or 512 MB at 1.25 GHz; maximum 2 GB.
Memory bandwidth153 GB/s–
Storage typeSSD, configurable up to 4 TB60 GB 4200 rpm at 1 GHz or 80 GB 4200 rpm at 1.25 GHz, Ultra ATA/100. 80 GB 4200/5400 rpm build-to-order options; capacities represented, drive speed alternatives retained here. Combo drive at 1 GHz or 2× DVD-R SuperDrive at 1.25 GHz, also optional on lower model.
CoolingFanless–
Battery and size
Battery life (maker's claim)Up to 18 hoursUp to 4.5 hours
Battery capacity53.8 Wh (better)46 Wh
Weight1.23 kg (better)2.5 kg
Thickness11.3 mm–
Width × depth304.1 × 215 mm–
Battery life detailUp to 15 hours wireless web; lithium-polymer battery46 Wh lithium-ion, up to 4.5 hours. Maker reference 2.5 kg includes battery and optical drive and varies by configuration/manufacturing. Published dimensions: height 2.8 cm, width 34.8 cm, depth 24.1 cm.
ChargerSold separately in the UK (30 W, 35 W dual-port or 70 W Apple USB-C adapters offered); needs at least 30 W over USB PD65 W power adapter
Fast chargingWith a 70 W or higher USB PD power source–
Materials100% recycled aluminium enclosure; 55% recycled content overallAluminium enclosure
ColoursSky Blue, Silver, Starlight, Midnight–
Connections
Ports2 × Thunderbolt 4, MagSafe 3, headphone jack2 × USB-A, Ethernet, headphone jack
Wi-FiWi-Fi 7AirPort Extreme 802.11g/b; optional at 1 GHz, standard at 1.25 GHz
Bluetooth61.1
Webcam12MP Center Stage–
Operating systemmacOSmacOS
Port detail2 × Thunderbolt 4 (USB-C) with charging, DisplayPort, Thunderbolt 4 and USB 4 (up to 40 Gb/s); MagSafe 3; 3.5 mm headphone jack with high-impedance headphone supportTwo USB 2.0 ports, one FireWire 400 and one FireWire 800, Gigabit Ethernet, 56K V.92 modem, Type I/II PC Card slot, DVI, S-video, audio input and headphone output.
External displaysUp to two at 6K 60 Hz or 4K 144 Hz, or one at up to 8K 60 Hz, 5K 120 Hz or 4K 240 Hz, alongside the built-in displayDual display/mirroring; external resolution up to 2048 × 1536. DVI-to-VGA and S-video-to-composite adapters included; ADC adapter separate.
KeyboardBacklit Magic Keyboard, 78 (ANSI) or 79 (ISO) keys including 12 full-height function keysFull-size keyboard; fibre-optic backlight and ambient light sensor included at 1.25 GHz, build-to-order at 1 GHz.
TrackpadForce Touch trackpadTap, double-tap and drag support
SpeakersFour-speaker sound system; Spatial Audio with Dolby AtmosStereo speakers with midrange-enhancing third speaker
MicrophonesThree-mic array with directional beamforming; Voice Isolation and Wide Spectrum modesInternal omnidirectional microphone
BiometricsTouch ID–
In the box13-inch MacBook Air, USB-C to MagSafe 3 Cable (2 m); power adapter sold separatelyApple UK states immediate 15-inch availability on 16 September 2003. Launch Mac OS X 10.2.7; current retained sheet lists later Panther software.

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