When your primary camera is out of the picture, these four smartphones—one for each major cell carrier—make solid backups.
The iPhone 4's secret sauce is a new feature called HDR (high dynamic range), which snaps three photos at different exposure levels simultaneously and combines their best aspects to create one perfect picture. wireless.att.com, 16G iPhone 4 from $199 with contract.
HTC Thunderbolt 4G
You can also find the iPhone 4 on Verizon, but the HTC Thunderbolt 4G's camera takes higher-resolution shots (8 MP to the iPhone's 5) and has auto-focus and face-detection features. Plus, the phone's data network is lightning fast. verizonwireless.com, from $250 with contract.
myTouch 4G Slide
Thanks to its advanced sensor for sharper low-light photos, its 1080p HD camcorder, and its complete lack of shutter lag, the 8 MP myTouch 4G Slide is Android's top camera-phone, hands down. t-mobile.com, from $200 with contract.
HTC EVO 3D
The latest version of HTC's 4G EVO benefits from three key advances-a zippier processor, improved battery life, and the (gimmicky-but-fun) breakthrough of the year: America's first 3-D camera-phone (actually, two 5 MP cameras side by side). No funny glasses required. now.sprint.com, from $200 with contract.