Rakuten Big vs Sony Xperia 1 IV SO-51C
| Type | Touch | Touch |
| Waterproofness & dust-resistance | IP68 | IP65, IP68 |
| Dimensions | 174.00 x 80.00 x 9.00 mm | 165.00 x 71.00 x 8.20 mm |
| Weight | 227.00 g | 185.00 g |
| Display size | 6.90" | 6.50" |
| Display | Color / OLED 16M colors 60 Hz 1080 x 2460 px (6.90") 389 ppi | Color / OLED 16M colors 120 Hz 1644 x 3840 px (6.50") 643 ppi |
| Display protection | Corning Gorilla Glass Buy screen protector
| |
| Additional display | ||
| Protection of the secondary display | ||
| Talk time (max.) | 3G: 1704 min. (28.4 h) 4G: 1302 min. (21.7 h) | |
| Stand-by (max.) | 3G: 467 h. (19.5 days) 4G: 530 h. (22.1 days) | |
| Standard battery | Li-Ion 4000 mAhBuy powerbank
| Li-Ion 5000 mAhBuy powerbank
|
| Quick battery charging | Quick Charge | USB Power Delivery |
| Wireless battery charging | Qi | |
| Internal memory | 128 GB | 256 GB |
| RAM memory | 6 GB | 12 GB |
| Memory cards | microSD, microSDHC, microSDXC up to 256 GBBuy memory card | microSD, microSDHC, microSDXC up to 1000 GBBuy memory card |
| Operating system | Android 10 | Android 12 |
| Processor | Qualcomm Snapdragon 765G SM7250-AB | Qualcomm Snapdragon 8 Gen 1 SM8450 |
| Processor clock | 2400 MHz | 3000 MHz |
| GPU | Adreno 620 | Adreno 730 |
| Touchscreen | ||
| DualSIM | ||
| SIM cards standard | SingleSIM(eSIM) | DualSIM(nanoSIM, nanoSIM) |
| DualSIM mode | nd | dual standby |
| Hybrid DualSIM | nd | nanoSIM, microSD |
| Announced | 2Q 2022 | |
| Other names | ZR01 | Xperia 1 IV DoCoMo |
| GSM frequencies | 850 900 1800 1900 | |
| UMTS | 850 1700 1900 2100 | 850 900 1700 1900 2100 |
| LTE standard | FDD LTE: 2600, 2100, 1800, 1700, 850, 800, 700 TDD LTE: 3500, 2600, 2500 | FDD LTE: 2600, 2100, 1900, 1800, 1700, 1500, 900, 850, 800, 700 TDD LTE: 5200, 2600, 2500, 2300, 2100, 1900 |
| Standard 5G | TDD 5G: 3800 | FDD 5G: 2600, 2100, 1800, 900, 850, 800, 700 TDD 5G: 3700, 3500, 2600, 2500, 2300 |
| CDMA | ||
| Standard TD-SCDMA | ||
| UMA |

