- MoboMaps: Motherboard Visualizations / Info
- GPU Scout: eBay GPU Price Tracker
- CPU Scout: eBay CPU Price Tracker
- WhereIsMyRam: DDR5 RAM Price Tracker
- NewMaxx's SSD Site / Doc, SSD Tester or JohnnyLucky: SSD Buying Comparisons
- Disk Prices, PricePerGig, List of Disks or TerabyteDeals: Disk Price Trackers
- Jarrod's Tech or SuggestALaptop / Guide (discord): Laptop Suggestions
- Laptop Wiki: Laptop Info Database
- EveryMac: Mac Info Database
- EloShapes, Sensor.fyi, RocketJumpNinja or r/MouseReview / Discord: Mouse Buying Guides
- Cybenetics PSU Benchmarks or PSU Tier List / Document / Discord: PSU Buying Guides / Benchmarks
- 4K TV Guide: 4K TV Buying Guide
- r/HTBuyingGuides: Home Theater Buying Guides
- Dolby Vision Stuff: Dolby Vision (HDR) Playback Guide
- DisplaySpecifications, PC Monitors, TFTCentral, Monitor Hunter, Monitor Spreadsheet or DisplayNinja: Monitor Buying Guides
- sven dpi: Screen / Monitor Size Comparisons
- AudioScienceReview: Audio Equipment Discussion
- Scarbir, r/Headphones Guide, Squiglink, DIY-Audio-Heaven, Crinacle Graphs or Crinacle: Headset / Headphone / Earphone Comparisons
- Consoomer_Guide / 2: Earphone Shopping Guide
- Crinacle's Ultimate IEM List or IEMGazette: In-Ear Monitor Comparisons / Reviews
- SpeakerRanking: Speaker Comparisons / Reviews
- Erin's Audio Corner or Equipboard: Audio Equipment Comparisons
- Audio Test Kitchen: Compare Microphone Sounds
- The Great MicroSD Card Survey: MicroSD Tests / Comparisons
- Don’t kill my app!: Manufacturer Battery Life vs. App Functionality
- PhoneSized or HotSpot3D: Phone Size Comparisons
- Gamepadla: Gamepad / Controller Latency Tests
- Archcord: DS + GBA Flashcart Comparisons / YSMenu Compatibility
- EmuReady: Mobile Game Emulation Compatibility / Info / Discord / GitHub
- RetroCatalog or Handheld Emulation Compatibility: Handheld Game Emulation Compatibility / Info
- ComparisonTabl.es: Compare E-Readers
- DrawTab: Drawing Tablet Info / Wiki
- Consolevariations: Game Console Rarity / Shopping
- Camera Decision or Digicamfinder: Compare Cameras
- PentaxForums Reviews: Camera Gear Reviews
- OscarLiang.com: FPV Drone Equipment Reviews
- 3D Printer Recs: Hobbyist 3D Printer Recommendations
- SpoolScout: Search / Compare 3D Printing Filament Prices
- RackRat: eBay Rackmount Server Prices / Comparisons