Eritrea vs Sudan

Eritrea has no monthly cost data yet; Sudan has no monthly cost data yet — not enough data to call a winner.

Eritrea has no safety score data yet; Sudan has no safety score data yet — not enough data to call a winner.

Eritrea has no mobility score data yet; Sudan has no mobility score data yet — not enough data to call a winner.

Eritrea has no culture score data yet; Sudan has no culture score data yet — not enough data to call a winner.

Eritrea's passport reaches 11 destinations visa-free to Sudan's 14 — Sudan opens more doors without a visa. Passport strength shifts over years of naturalisation, not months of planning, so it's a long-horizon footnote — not scored in the tally.

Eritrea has no annual passenger volume data yet; Sudan has no annual passenger volume data yet — not enough data to call a winner.

Eritrea runs 15°C to 39°C for most people; Sudan runs 9°C to 45°C for most people. Dongola runs colder, at 1°C. Depends on you — which range fits your tolerance is the real question here, not a score.