Jiayu G4 Flagship vs. Samsung SGH-i640 / SGH-i640v Frequency Band Comparison
Comparison Criteria
Device 1
G4 Flagship
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Device 2
SGH-i640 / SGH-i640v
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Frequency Band Comparison
Select a band for more details
| Frequency Band |
Jiayu G4 Flagship View device details |
Samsung SGH-i640 / SGH-i640v View device details |
|---|---|---|
| GSM 850 MHz | Yes | No |
| GSM 900 MHz (E-GSM) | Yes | Yes |
| GSM 1800 MHz (DCS) | Yes | Yes |
| GSM 1900 MHz (PCS) | Yes | Yes |
| UMTS B1 (2100 MHz) | Yes | Yes |
| UMTS B2 (1900 MHz PCS) | No | Yes |
| UMTS B5 (850 MHz) | No | Yes |
