The phrase "although they have the same" is correct and usable in written English.
It can be used to introduce a contrast or exception regarding two or more subjects that share a common characteristic.
Example: "Although they have the same background, their perspectives on the issue differ significantly."
Alternatives: "even though they share the same" or "despite having the same".
Although they have the same safety and health benefits, some of these drugs cost more than others.
"Although they have the same basket of rights," Silver said, "TNT will express them differently because they don't have a sports portal like ESPN".
But religious organisations have to recognise that they are such groups, and nothing more than such groups – that they are civil society organisations like trade unions, existing to protect and promote their own interests – and although they have the same rights, they do not have any greater rights.
That is to say, although they have the same probability of occurrence, their impacts on RCI are different.
In each group, the symbols are plotted separated for clarity although they have the same value of the asperity MDR.
We draw a conclusion that two sets of products will offer different reliability results although they have the same s-expected state sojourn time.
Although they had the same mother, Cedric and Clinky had different fathers.
The results showed that the rating of annoyance, relative annoyance and awareness was different between the wind turbine noises, although they had the same equivalent noise level.
The numerical results showed that the different wall insulation forms had a remarkable effect on the temperature response rate and the heat flow of the inner surface under the air-conditioning intermittent operation, although they had the same heat transfer coefficients.
Surprisingly, the thermal stability of the nanoporous CER-based networks decreased compared to that of pure CER, although they had the same chemical structure: the temperature values for onset of intensive degradation (T d1) and 50% mass loss (T d50%) decreased, respectively, from 425 and 694 °C for the CER sample to 395 and 503 °C for the CER40ext sample (Table 3).
Stephen Thomas Erlewine of Allmusic gave the collection five stars and compared it to Greatest Hits: My Prerogative, saying that although they had the same length, they were "different listening experiences".
