O2 XDA Atom vs. Google Pixel 7 Pro: A 19-Year Technological Divide

Comparing the O2 XDA Atom, released in 2004, to the 2022 Google Pixel 7 Pro is less a contest and more an archaeological dig. This comparison isn't about choosing a 'better' phone in the traditional sense, but illustrating the monumental progress in mobile technology over nearly two decades. We'll examine how advancements in processing power, display technology, and camera capabilities have redefined the smartphone experience.
Phones Images

🏆 Quick Verdict

The Google Pixel 7 Pro is the clear winner for virtually all users. Its modern chipset, superior display, advanced camera system, and significantly longer battery life render the O2 XDA Atom obsolete for everyday use. The Atom serves primarily as a historical artifact, showcasing the origins of the smartphone.

PHONES
Phone Names O2 XDA Atom Google Pixel 7 Pro
Network
2G bandsGSM 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bands-HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands-1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 42, 46, 48, 66, 71 - GE2AE
5G bands-1, 2, 3, 5, 7, 8, 12, 14, 20, 25, 28, 30, 38, 40, 41, 48, 66, 71, 77, 78, 257, 258, 260, 261 SA/NSA/Sub6/mmWave - GE2AE
EDGEClass 10-
GPRSClass 10-
Speed-HSPA, LTE, 5G
TechnologyGSMGSM / CDMA / HSPA / EVDO / LTE / 5G
 -1, 2, 3, 5, 7, 8, 12, 14, 20, 25, 28, 30, 38, 40, 41, 48, 66, 71, 75, 76, 77, 78 SA/NSA/Sub6 - GP4BC
Launch
Announced2005, November2022, October 06
StatusDiscontinuedAvailable. Released 2022, October 13
Body
Build-Glass front (Gorilla Glass Victus), glass back (Gorilla Glass Victus), aluminum frame
Dimensions102 x 58 x 18.5 mm (4.02 x 2.28 x 0.73 in)162.9 x 76.6 x 8.9 mm (6.41 x 3.02 x 0.35 in)
SIMMini-SIMNano-SIM + eSIM
Weight140 g (4.94 oz)212 g (7.48 oz)
 -IP68 dust/water resistant (up to 1.5m for 30 min)
Display
Protection-Corning Gorilla Glass Victus
Resolution240 x 320 pixels, 4:3 ratio (~148 ppi density)1440 x 3120 pixels, 19.5:9 ratio (~512 ppi density)
Size2.7 inches, 22.6 cm2 (~38.2% screen-to-body ratio)6.7 inches, 110.6 cm2 (~88.7% screen-to-body ratio)
TypeTFT resistive touchscreen, 256K colors (65K effective)LTPO AMOLED, 120Hz, HDR10+, 1000 nits (HBM), 1500 nits (peak)
 Handwriting recognition Always-on display
Platform
CPUIntel PXA272 416 MHzOcta-core (2x2.85 GHz Cortex-X1 & 2x2.35 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55)
Chipset-Google Tensor G2 (5 nm)
GPU-Mali-G710 MP7
OSMicrosoft Windows Mobile 5.0 PocketPCAndroid 13, upgradable to Android 15, up to 5 major Android upgrades
Memory
Card slotminiSDNo
Internal64MB RAM, 128MB ROM128GB 8GB RAM, 256GB 8GB RAM, 128GB 12GB RAM, 256GB 12GB RAM, 512GB 12GB RAM
 -UFS 3.1
Main Camera
FeaturesLED flashLaser AF, Dual-LED flash, Pixel Shift, Auto-HDR, panorama
Single2 MP10.8 MP, f/2.2, 21mm (ultrawide), 1/3.1", 1.22µm
Triple-50 MP, f/1.9, 25mm (wide), 1/1.31", 1.2µm, dual pixel PDAF, OIS 48 MP, f/3.5, 120mm (periscope telephoto), 1/2.55", 0.7µm, dual pixel PDAF, OIS, 5x optical zoom 12 MP, f/2.2, 126˚ (ultrawide), 1/2.9", 1.25µm, AF
VideoYes4K@30/60fps, 1080p@30/60/120/240fps; gyro-EIS, OIS, 10-bit HDR
Selfie camera
Features-HDR, panorama
Single-10.8 MP, f/2.2, 21mm (ultrawide), 1/3.1", 1.22µm
Video-4K@30/60fps, 1080p@30/60fps
 No-
Sound
3.5mm jack NoNo
35mm jackNoNo
Alert typesVibration; Downloadable polyphonic, MP3, AAC ringtones-
Loudspeaker Yes, with stereo speakersYes, with stereo speakers
Comms
Bluetooth1.25.2, A2DP, LE, aptX HD
Infrared portYes-
NFC-Yes
PositioningNoGPS (L1+L5), GLONASS (G1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5)
RadioFM radioNo
USBminiUSBUSB Type-C 3.2
WLANWi-Fi 802.11bWi-Fi 802.11 a/b/g/n/ac/6e, tri-band, Wi-Fi Direct
Features
BrowserWAP 2.0/xHTML, HTML (PocketIE)-
Sensors-Fingerprint (under display, optical), accelerometer, gyro, proximity, compass, barometer
 Pocket Office MP3/AAC/AAC+/WMA/OGG/AMR player WMV/MP4 player Ultra Wideband (UWB) support
Battery
Charging-23W wired, PD3.0, 50% in 30 min 23W wireless Reverse wireless
Stand-byUp to 150 h-
Talk timeUp to 5 h 30 min-
TypeRemovable Li-Po 1530 mAh batteryLi-Ion 5000 mAh
Misc
ColorsSilverObsidian, Snow, Hazel
Models-GP4BC, GE2AE, GFE4J
PriceAbout 260 EUR€ 248.84 / $ 204.00 / £ 259.99 / ₹ 36,999
Tests
Battery life- Endurance rating 83h
Camera- Photo / Video
Display- Contrast ratio: Infinite (nominal)
Loudspeaker- -24.8 LUFS (Very good)
Performance- AnTuTu: 796369 (v9) GeekBench: 3187 (v5.1) GFXBench: 34fps (ES 3.1 onscreen)

O2 XDA Atom

  • Historical significance – a piece of mobile history.
  • Compact size (likely smaller than modern phones).
  • Simplicity – limited functionality can be appealing to some.

  • Extremely slow processor.
  • Poor camera quality.
  • Limited battery life.
  • Incompatible with modern apps.

Google Pixel 7 Pro

  • Powerful Google Tensor G2 processor.
  • Excellent camera system with advanced features.
  • Long battery life with fast charging.
  • High-quality, bright display.
  • Access to the latest Android updates and apps.

  • Relatively large size.
  • Price point higher than historical devices.
  • May not appeal to users seeking extreme simplicity.

Display Comparison

The Pixel 7 Pro’s display is a world apart from the XDA Atom’s. The Pixel 7 Pro boasts a peak brightness of 1090 nits, offering excellent visibility even in direct sunlight, a feature entirely absent on the Atom. While the Atom’s display specifications are unavailable, it’s safe to assume it lacks the Pixel 7 Pro’s infinite contrast ratio and likely suffers from limited viewing angles. The Pixel 7 Pro’s display technology is also likely LTPO, enabling variable refresh rates for improved power efficiency, a concept unheard of in 2004.

Camera Comparison

The camera systems are fundamentally different. While both devices offer photo and video capabilities, the Pixel 7 Pro’s camera benefits from a vastly superior sensor, image processing algorithms, and optical image stabilization (OIS). The Atom’s camera, limited by its era, would produce low-resolution images with limited dynamic range. The Pixel 7 Pro’s computational photography features, powered by the Tensor G2, enable features like Super Res Zoom and Magic Eraser, unavailable on the Atom.

Performance

The performance gap is staggering. The O2 XDA Atom’s 416 MHz Intel PXA272 processor is dwarfed by the Google Pixel 7 Pro’s Octa-core chipset, featuring Cortex-X1, A78, and A55 cores clocked up to 2.85 GHz, built on a 5nm process. The Tensor G2’s architecture allows for complex tasks like machine learning and advanced image processing, impossible for the Atom. The Pixel 7 Pro’s modern RAM (likely LPDDR5x) further enhances multitasking capabilities, while the Atom’s RAM capacity and speed are significantly limited by its age.

Battery Life

The Pixel 7 Pro’s endurance rating of 83 hours demonstrates a significant improvement in battery life compared to the O2 XDA Atom. While the Atom’s battery capacity is unknown, its older processor and less efficient display would result in significantly shorter usage times. The Pixel 7 Pro also benefits from 23W wired and wireless charging, including reverse wireless charging, features absent on the Atom. The Pixel 7 Pro’s charging speed allows for a 50% charge in 30 minutes, a convenience unavailable on the older device.

Buying Guide

Buy the O2 XDA Atom if you are a collector of vintage technology, interested in the history of mobile computing, or require a device solely for basic communication with no expectation of modern app compatibility. Buy the Google Pixel 7 Pro if you need a powerful, versatile smartphone with a high-quality camera, long battery life, and access to the latest apps and features. The Pixel 7 Pro is designed for the demands of a modern, connected lifestyle.

Frequently Asked Questions

❓ Can I use modern apps like WhatsApp or Instagram on the O2 XDA Atom?
No. The O2 XDA Atom runs an outdated operating system (likely Windows Mobile) that is incompatible with modern Android or iOS applications. Attempting to install them would be impossible without extensive and impractical modification.
❓ What kind of connectivity does the O2 XDA Atom offer compared to the Pixel 7 Pro?
The O2 XDA Atom likely supports 2G and potentially early 3G networks. It lacks support for 4G, 5G, Wi-Fi 6E, Bluetooth 5.2, and NFC, all standard features on the Google Pixel 7 Pro. The Pixel 7 Pro offers significantly faster and more reliable connectivity.
❓ Is the O2 XDA Atom's battery replaceable by the user?
Yes, the O2 XDA Atom likely features a user-replaceable battery, a common feature in phones of that era. The Pixel 7 Pro has a sealed battery, requiring professional repair for replacement.
❓ How does the Google Tensor G2 chip improve the Pixel 7 Pro's camera experience?
The Tensor G2 chip enables advanced computational photography features like Super Res Zoom, Magic Eraser, and Photo Unblur. It also accelerates image processing, resulting in faster capture times and improved image quality, especially in low-light conditions. These features are impossible to replicate on the O2 XDA Atom's limited hardware.