From the Manufacturer
The LG Nexus 5 features a 4.95-Inch full HD Display, a quad-core 2.3 GHz Snapdragon 800 processor, an 8-megapixel camera with optical image stabilization. 16GB of storage, 2 GB of RAM and will run on the latest Android OS 4.4 (KitKat).
2G: GSM 850 / 900 / 1800 / 1900, 3G: HSDPA 850 / 900 / 1700 / 1900 / 2100, 4G: LTE 700 / 800 / 850 / 1700 / 1900 / 2100 / 2600
4.95″ True HD IPS+ Capacitive Multi-Touchscreen w/ Protective Corning Gorilla Glass 3″
Android v4.4 (KitKat), upgradable to v4.4.2 (KitKat), Quad-Core 2.3 GHz Krait 400 Processor, Chipset: Qualcomm MSM8974 Snapdragon 8, Adreno 330 Graphics
8 Megapixel Camera (3264 x 2448 pixels) w/ Autofocus, LED Flash + Front-facing 1.3 Megapixel Camera, Internal Memory: 16GB, 2GB RAM
Unlocked cell phones are compatible with GSM carriers like AT&T, Sprint, T-Mobile as well as with GSM SIM cards (e.g. H20, Straight Talk, and select prepaid carriers). Unlocked cell phones will not work with CDMA Carriers like Sprint, Verizon, Boost or Virgin.
GSM 850/900/1800/1900 HSDPA 800/850/1700/1900/2100/900
Android OS, v4.4 (KitKat), Qualcomm MSM8974 Snapdragon 800, CPU Quad-core 2.3 GHz Krait 400, GPU Adreno 330, Internal Memory: 16GB, 2 GB RAM
Camera: 8 MP, 3264 x 2448 pixels, autofocus, optical image stabilization, LED flash, Video 1080p@30fps, Secondary Camera: 1.3 MP
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi hotspot, Bluetooth v4.0 with A2DP, NFC, GPS with A-GPS support and GLONASS, Browser HTML5
Display: 1080X1920 pixels, 4.95-Inch (445 ppi pixel density), True HD IPS+ capacitive touchscreen, 16M colors, Corning Gorilla Glass 3