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£400 Talk time: 9.5hr (7hr playback, 55hr music) Spec: 3.7in (800x480 pixels) AMOLED screen, 16GB, 1.4GHz Windows Mango, 8MP camera, 720p HD video Verdict: This combination works wonderfully. It's a pleasure to use and Nokia's Drive GPS app is impressive. We've rated these iPhone alternatives from Ace down to Five - and the Nokia is at the head of the pack. £470 Talk time: 8.5hr Spec: Android Ice Cream Sandwich OS, 1.2GHz dual-core processor, 4.65in (720x1,280) AMOLED screen, 5MP camera, 1080p video, 16GB memory Verdict: It's got a beautiful screen, intuitive operating system and cool features like face-recognition security, but battery life doesn't quite match the hype. £508.95 Talk time: 6hr 50min Spec: Windows Phone 7.5 Mango, 1.5GHz, 4.7in (480x800) screen, 16GB, 8MP camera, 720p HD video Verdict: The Titan is slim, light and has the largest screen on any Windows device. Shame they didn't give it better screen resolution.