Samsung Galaxy Z Fold 2 vs Samsung Galaxy S21 Ultra
| Type | - | Touch |
| Waterproofness & dust-resistance | IP68 | |
| Dimensions | 159.20 x 128.20 x 6.90 mm | 165.10 x 75.60 x 8.90 mm |
| Weight | 279.00 g | 227.00 g |
| Display size | 7.60" | 6.80" |
| Display | Color / Dynamic AMOLED 16M colors 1768 x 2208 px (7.60") 372 ppi | Color / Dynamic AMOLED 16M colors 120 Hz 1440 x 3200 px (6.80") 516 ppi |
| Display protection | Corning Gorilla Glass Buy screen protector
| |
| Additional display | Color / Super AMOLED 16M colors 816 x 2260 px (6.20") | |
| Protection of the secondary display | ||
| Standard battery | Li-Po 4500 mAhBuy powerbank
| Li-Ion 5000 mAhBuy powerbank
|
| Quick battery charging | Fast Charging | Fast Charging |
| Wireless battery charging | WPC | Qi |
| Internal memory | 256 GB | 128 GB, 256 GB, 512 GB |
| RAM memory | 12 GB | 12 GB |
| Memory cards | up to 1000 GB | |
| Operating system | Android 10 | Android 11 |
| Interface | One UI 2.1 | One UI 3.1 |
| Processor | Qualcomm Snapdragon 865+ | Samsung Exynos 2100 |
| Processor clock | 3090 MHz | 2900 MHz |
| GPU | Adreno 650 | - |
| Touchscreen | ||
| DualSIM | ||
| SIM cards standard | DualSIM(eSIM, nanoSIM) | SingleSIM(nanoSIM) |
| DualSIM mode | dual standby | nd |
| Hybrid DualSIM | nd | |
| Announced | 3Q 2020 | 1Q 2021 |
| Other names | Galaxy Z Fold2 | SM-G998 |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 850 900 1700 1900 2100 | 850 900 1900 2100 |
| LTE standard | FDD LTE: 2600, 2100, 1900, 1800, 1700, 900, 850, 800, 700 TDD LTE: 2600, 2500, 2300, 1900 | FDD LTE: 2600, 2100, 1900, 1800, 1700, 900, 850, 800, 700 TDD LTE: 2600, 2500, 2300, 1900 |
| Standard 5G | FDD 5G: 1900, 1700, 850, 600 TDD 5G: 2500 | FDD 5G: 1900, 1700, 850, 600 TDD 5G: 2500 |
| CDMA | ||
| Standard TD-SCDMA | ||
| UMA |

