You forgot Elite templates gives extra nifty ability (like xtra attack, etc). And +2 saves. Double life.
Lets apply to our friendly neighborhood spider... I mean Vampire Spawn:
Vampire Spawn Level 6 Elite Minion (Brute)
Medium Natural Humanoid (Undead) XP 140. Initiative +11
Senses Darkvision; Perception +4. Action Point: 1.
HP 20/10 AC 20; Fortitude 17, Reflex 18, Will 17. Saves +2.
Immune poison; Resist 10 necrotic; Vulnerable 5 radiant. Speed 7.
Claw (standard; at-will) +11 vs. AC; 3 (5 to Bloodied), and target dazed (save end) with -2 penalty to save if bloodied.
Group Attack +3 damage per additional vampire spawn (+5 to Bloodied)
Regenerate 3. Skills: Stealth +11.
Str 14 (+5) Dex 16 (+6) Con 14 (+5) Wis 12 (+4) Int 10 (+3) Cha 14 (+5)
I added: more life, +2 AC/Defenses, +2 save, claw can daze now, and worth more (double Xp value).