Comparison

Feature	Player Prefs (GC2)	Json File (GC2)	NanoSave	NanoSave Lite
Best Used For	Settings/options (not game data)	Small/medium games	Large games with multiple save slots, rich metadata, and reliability	Small/medium games
Storage Method	Key-value pairs in PlayerPrefs	Single JSON file	One save file per save slot	Single compressed JSON file
File Size (Benchmark)	N/A (String-based, varies)	4.01 MB	223 KB (18x smaller than JSON)	219 KB (Comparable to NanoSave)
Metadata Support	No	No	Yes	No
Screenshot Support	No	No	Yes	No
Backup Option	No	No	Yes	No
Integrity Check	No	No	Yes	No
Gzip Compression	No	No	Yes	Yes