Cameras, speakers, drones and wearables — comparisons where the spec sheet and the real-world result rarely agree. Every model here is judged on the same criteria, with typical prices across Amazon stores.
6 comparisons

Power banks under €100
Four power banks compared — the ultra-small INIU P512, a VRURC pack with four cables in the case, a 27000 mAh SNOMH and a magnetic 12000 mAh Eissix — on capacity, weight, ports and warranty, with real per-store Amazon prices.

GPS navigators under €450
Standalone car GPS navigators put side by side: the TomTom GO Classic 2nd generation, the GO Professional and GO Expert Plus for trucks and vans, and a budget NEWFUN navigation device — on map coverage, vehicle profiles, free trial periods and real per-store Amazon prices.

Game controllers under €200
Four officially licensed Xbox controllers compared — the modular Victrix Pro BFG, its Reloaded successor, the GameSir G7 Pro with TMR sticks and the wired Afterglow Wave — with real per-store Amazon prices.

E-readers under €300
An e-reader comparison of four e-ink devices: the 6-inch PocketBook Verse Pro, the Android-powered Bigme B6, the 7-inch Era Color and the 7.8-inch InkPad 4 — screens, formats, speed and per-store Amazon prices.

Portable Bluetooth speakers under €300
Four portable Bluetooth speakers sold on Amazon — the W-KING D10 with a radio microphone, the 80 W Musibaby M1, the IP67 RWN and a palm-sized shower speaker — compared on power, battery, waterproofing and what owners report, with real per-store prices in the cards.

Action cameras under €150
Four budget 4K action cameras compared: a 30-gram magnetic body cam, the AKASO EK7000 Pro, a dual-screen AIKER for vlogs and the V50X with a Sony sensor and a wrist remote, on stabilisation, waterproofing, battery and real per-store Amazon prices.