In My Opinion Top 5 Shatabdi Rankings in Terms of Distance:
1. 12001/2 BPL NDLS Shatabdi 703 Km
2. 12025/6 Pune SC Shatabdi 597 Km
3. 12041/2 NJP HWH Shatabdi 566 Km
4. 12003/4 LKO...
more... NDLS Swarna Shatabdi 513 Km
5. 12277/8 HWH PURI Shatabdi Express 500 Km
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#Note: 1. Longest Shatabdi + Fastest Shatabdi of India Both are For BPL Shatabdi
2. 2nd Longest Shatabdi is of NFR